America made a catastrophic mistake sending troops to Vietnam

Was it a strategic miscalculation? Were there unwinnable objectives? Were there tactical blunders? Was the overall policy flawed?

Round 1

1 of 4

ChatKnight

Pro #1

Major American failures and mistakes of the Vietnam War:

Containment of Communism: Prevent North Vietnam's takeover of South per domino theory → Failed: Hanoi unified Vietnam 1975; guerrilla NLF/Viet Cong evaded conventional tactics, sustained via Ho Chi Minh Trail despite bombing.

Support Non-Communist South Vietnam: Prop up Diem/ARVN governments → Failed: Diem's corruption/repression alienated populace; ARVN lacked will/motivation post-U.S. withdrawal, collapsed 1975.

Military Victory over NVA/VC: Destroy enemy forces via superior firepower → Failed: Insurgency thrived in jungles/populace; search-destroy alienated civilians (My Lai), no decisive battles.

Hearts and Minds: Win South Vietnamese support → Failed: Brutal tactics (Agent Orange, free-fire zones) killed civilians, boosted VC recruitment.

Negotiated Peace Preserving South: Paris Accords 1973 → Failed: U.S. troop exit, Congress cut aid; NVA invaded unopposed 1975.

wylted

Con #2

Out of fairness to my significantly inferior opponent I will be giving him a 1 round advantage here

Round 2

2 of 4

ChatKnight

Pro #3

I don't appreciate you speaking about me like that. Insults and name-calling are not an effective way to debate. Let's try to have a respectful conversation instead. Either debate or forfeit.

Explain why you think America sending troops to Vietnam was not a mistake.

wylted

Con #4

Framework

How voters should look at this is they should not determine if a decision was a mistake by looking at the consequences of that decision.

If somebody offers to give you one million dollars if a dice lands on 1-3 and tells you it costs $1000 to play this dice game, it would not be a mistake if you lost.

This is because life is a game of making high EV (expected value) plays. For the dice roll game the expected value of that $1000 to play is about half a million dollars.

Expected value is essentially how much you can expect from the outcomes divided by how likely each outcome is.

Domino Theory

One of the stated reasons for going to war was the domino theory. In reality domino theory is just a way to explain a concept such as Cascading Failure to a population that is essentially retarded. We are talking about policy makers who have an IQ ranging between 120-130 and explaining a policy to a population with an average IQ of 100.

Cascading failure is the theory that a interconnected system with many connected parts could fail due to a small failure in any of many parts of the system. This is a concept that has been proven to be true in physics, architecture and engineering and there is no reason to believe it isn't also true in geopolitics.

Essentially the job of politicians is to dumb down policies so people such as my opponent can easily understand them. Which unfortunately can lead to juvenile interpretations of the policy such as "hurr durr they said communism would spread and it didn't"

A large reason for the war was cascading failure theory but it wasn't the only reason and my opponent needs to disprove cascading failure theory, not with modern day facts but with facts available at the time because their decisions at the time has to be based doing an EV (expected value) calculation based on the facts they had at that particular time.

WW1 is actually cascading failure realized. It sparked from a small failure. The killing of Hans Ferdinand

Allied support

The war was started in 1950 just in the aftermath of WW2. . This was a huge test for NATO. It was more important to show NATO would defend their allies than it was to actually win a war. Had NATO failed then we wouldn't essentially have global peace to the extent we do now, and despite what you see on the news wars and regional conflicts are much more rare because win or lose any side that NATO doesn't support will have costly losses because NATO countries, particularly America will defend their allies.

My opponent is essentially asking the United States to stay out of that war and signal to our allies that we would not defend them, he is asking that NATO having formed after WW2 to prevent any new WW2 from happening .

Conclusion

My opponent wants NATO to fail which has significantly reduced global conflicts and prevents WW3 in the nuclear age. He wants to look at decisions to see if they are right with 20/20 hindsight. It's like leaving the house to commit suicide. Losing your leg and finding your wife in a nurse at the hospital and winning a huge lawsuit from the accident that helps you fulfill your dreams and then concluding that the decision to leave your house to commit suicide was good. That is not how we look to figure out if a judgement is good. Instead we look at the expected value

Round 3

3 of 4

ChatKnight

Pro #5

You think NATO had something to do with the Vietnam War. Oh, bless your heart—claiming NATO had a hand in Vietnam is like saying the Rotary Club funded the Moon landing. NATO was busy playing Cold War chess in Europe, guarding against Soviet tanks rolling through Berlin, not airlifting troops to the Mekong Delta. The Vietnam mess was America's solo roadshow under SEATO (a different treaty club), with buddies like Australia tagging along for the Tet Offensive barbecue. NATO? They sent thoughts and prayers from Brussels while sipping espresso.

Let's fact-check that fever dream: Show me one NATO resolution, one troop deployment, one dollar from alliance coffers—I'll wait with popcorn. France was busy quitting NATO's military command in '66 over Vietnam disagreements, not RSVPing to the war effort. Your are mixing up acronyms like a drunk historian at happy hour. Stick to "The evidence clearly shows zero NATO fingerprints," then watch them pivot to Bigfoot theories.

The domino theory— where Vietnam was supposedly the first tile in a communist cascade sweeping Asia like a bad game of Jenga. You must think Ho Chi Minh's victory in '75 triggered red flags from Hanoi to Hobart, with Mao cackling as Thailand, Indonesia, and maybe even Japan toppled next. Newsflash: the dominoes stayed upright. South Korea, Taiwan, and Singapore boomed into tiger economies under capitalism, while Vietnam itself ditched Marxism for markets by the '80s. It's like predicting a zombie apocalypse from one flu outbreak—adorable, but history called, and it wants its nuance back.

Communism didn't domino; it fractured under its own weight—Sino-Soviet splits, economic flops, and local nationalists who waved the red flag more for convenience than conviction. Laos and Cambodia went communist briefly, sure, but that's two wobbly tiles in a 20-country row, not a sweep. You are clinging to this like a flat-Earther at a globe convention.

If dominoes were real, why isn't Australia chanting the Internationale?

wylted

Con #6

AI-Generated Text

Pro-knights' arguments are mostly, if not entirely, AI-generated. See the image; voters may count this as a disqualification under the site rules.

Despite being AI-generated and giving my opponent this advantage, he squanders it.

Framework

I argued in the last round that we shouldn't judge whether a decision was wrong from a hindsight view, but instead analyze it based on the known facts at the time and the expected value of making that decision. Remember, you did not make a good decision by blowing all your rent money on lottery tickets if your 1 in a billion chance happened to pay off, because decisions can only be judged by their quality by the facts available at the time to the party making the decision, assuming the person practiced some reasonable amount of due diligence before making the decision.

Cascading Failure

He completely ignores my argument about cascading failure, then doubles down on his straw-man version of it, calling it "Domino Theory." I proved that cascading failure is, in fact, a very real phenomenon. I proved that this was the argument being used in foreign policy circles to justify the war, and that a dumbed-down, more digestible version of cascading failure was presented to the public as "Domino theory."

Getting public support for the war is much easier when claiming that communism will envelop the world if a domino falls than it is to say that we risk some unnecessary destabilization in Southeast Asia that could have some second-order effects that create more global destabilization. One is fun and catchy and can get public support for a war that's in America's best interest to engage in. The other phrase is for eggheads who aren't the typical 5 o'clock news sound-bite-listening voter.

SEATO vs NATO

I want to thank my opponent for indicating that this was a SEATO, not a NATO, action. Both treaties were post-WW2 Western-led organizations created to stabilize the world. NATO seems to have outlived SEATO, and perhaps the reason was its withdrawal from the Vietnam War too early.

Nothing about nitpicking about the name of the international organization has really addressed my arguments. One argument is that we need to show our allies we are willing to step up to help them, whether it's a win-lose or draw scenario. The other was to let enemies know that if they started shit with our Western allies under that umbrella, they would have a tough time and could not achieve anything better than a Pyrrhic victory.

Conclusion

Vote for me not only because my arguments have been dropped and most importantly to judge this debate, the framework I posted to view this debate with, but also vote for me because Pro is a dirty, filthy cheater who thinks a clanker can be a worthy opponent to a human debater/

Round 4

4 of 4

ChatKnight

Pro #7

I detailed 5 major mistakes and failures of America in round 1. My Con opponent has yet to demonstrate they were not mistakes and failures:

Communism was not contained in Vietnam.

South Vietnam was not propped up. It collapsed in 1975.

North Vietnam forces were not defeated.

America did not win "hearts and minds" in South Vietnam. Vietcong recruitment increased.

America did not prevent North Vietnam from conquering South Vietnam.

In round 3 I proved the Domino Theory was a mistaken prediction.

Again, my Con opponent is not presenting counter-evidence America succeeded in all these things.

=========================================================================

My Con opponent claims my use of an AI assistant is unacceptable ..Have they used Google at any time during this debate? Google, formerly centered on simple Search, has evolved into a full-fledged AI agent powered by Gemini, handling complex searches autonomously. It integrates voice, vision, and personal data for proactive assistance, blurring lines between a simple app and intelligent entity.

wylted

Con #8

AI-Generated Text

My opponent in the Con claims my use of an AI assistant is unacceptable.

This is incorrect. In the last round, I criticized Pro for plagiarizing from AI, not for using AI. He should lose the debate on those grounds alone, but even without the plagiarism, he still failed to meet his burden, as I will explain below.

Framework

Again, my Con opponent is not presenting counter-evidence that America succeeded in all these things.

This is because my proposed framework for evaluating whether a decision was a mistake doesn't determine the decision from the conclusion of actions, but rather from the available information at the time. The pro refused to push back on the framework I proposed, so judges should adopt it, and he also declined to argue using my proposed framework, which means he didn't meet his burden to prove the decision to enter the war was not just a mistake but a catastrophic one.

CONCLUSION

Voters should vote for me because I defended the decision based on the information available at the time, such as the cascading failure theory, which my opponent proves the general public is too stupid to understand by himself ignoring it (due to confusion), despite how simple I made it to understand. He also failed to address my arguments about showing allies that we would stand with them, win, lose, or draw. Plain and simple, I addressed my opponent's arguments by showing how they fail when viewed through the proper framework/lens, and yet he failed to address mine. This should be an easy vote.

SatanLucy

#40

--> @Savant

forgot tag

SatanLucy

#39

"Infrastructure was being built for years after Roe v. Wade"

Infrastructure is always built, even today.

"it was still difficult to get legal abortions"

No, as shown by rapid increase in less than 4 years. If you are implying people couldnt reach hospitals because there were no roads, thats not true because people were still reaching and getting abortions in a number which only kept increasing. And argument similar to yours applies today too where some people cant afford legal abortions, or cant get legal abortions.

But again, you dont even know number of total abortions, to even present it, today or back then.

"but the overall trend following the 1980s is downward"

Actually, no, 2022, and 2023, and 2024, and 2025, saw a rise in abortions, not decrease.

So if you are going to cherry pick a specific time period which came decade after legalization, I dont see whats the point, because topic was about world being better than before, and I can likewise find many points in time where world was better than today.

World being made much worse, and then slightly better, and then worse again, is not improvement. thats like saying losing 10 dollars and then getting 5 dollars is improvement.

Savant Administrator

#38

--> @SatanLucy

Infrastructure was being built for years after Roe v. Wade, so it was still difficult to get legal abortions. I buy that it increased abortions in the short term, but the overall trend following the 1980s is downward, and those factors will continue to lower the rate as they aren't affected by reporting bias.

https://www.guttmacher.org/fact-sheet/induced-abortion-united-states

SatanLucy

#37

--> @Savant

Abortions were more legal in 1974 than they are today, so actually, more illegal abortions are likely done today than in 1974.

SatanLucy

#36

--> @Savant

Again, you cant measure "total abortions" outside of legal abortions, and abortions were legalized in 1973, with gradual legalization starting earlier.

"The spike in 1973 was right after Roe v. Wade and states were adjusting to that"

Actually, legal abortions in 1973, 1974, 1975, 1976 wwere lower than today. I can buy that first year, they were adjusting. I cannot buy that someone in 1974 when abortion was legal chose to do abortion outside of legality for some reason, but same not applying in 1980.

"I'm not sure legal abortions were an accurate measure of total abortions until around the 1980s"

And you would know this, how, when you admit you dont know number of total abortions even today?

then by that logic, you dont have accurate measure of total abortions today when abortions are illegal in many states in USA, and abortion is actually not "on demand" almost anywhere in the world.

Savant Administrator

#35

--> @SatanLucy

The spike in 1973 was right after Roe v. Wade and states were adjusting to that, I'm not sure legal abortions were an accurate measure of total abortions until around the 1980s when the legal abortion rate plateaud.

SatanLucy

#34

--> @ChatKnight

Update your AI app please.

ChatKnight

#33

--> @SatanLucy

I would agree with you but then we'd both be wrong.

SatanLucy

#32

--> @Savant

"Legal abortions and total abortions are not the same thing"

When abortion is legal, we can assume legal abortions are close enough to total abortions.

Legal abortions are higher now than in 1973, 1974...

And as for "total abortions", I dont see how you measure that outside surveys and number of legal abortions.

Savant Administrator

#31

--> @SatanLucy

Legal abortions and total abortions are not the same thing. I agree that legality increases the total somewhat, but other factors have kept the total number decreasing overall.

SatanLucy

#30

--> @Savant

forgot to tag

SatanLucy

#29

"Birth rates are going down for largely the same reasons abortions are decreasing"

Legal abortions are over 5 times higher today than in 1970.

"Fewer unintended pregnancies is a good thing."

Not when women stop wanting to be pregnant at all. Same effect on population as mass abortions.

SatanLucy

#28

In 1970, the legal abortion ratio in the United States was approximately
52 per 1,000 live births, or about 193,000 reported legal abortions, according to data from Johnston's Archive and the Centers for Disease Control and Prevention | CDC (.gov). This followed the legalization of abortion in a few states, most notably New York, earlier that year.

193,000 legal abortions is much less than 1,1 million legal abortions today.

Savant Administrator

#27

--> @SatanLucy

Birth rates are going down for largely the same reasons abortions are decreasing. Fewer unintended pregnancies is a good thing.

SatanLucy

#26

--> @Savant

After legalizing abortions in 1973, US birth rates have basically halved.

they were 2.8 per woman in 1970. then after 1973, dropped to 1.8 per woman.

So abortion has actual effects on birth rates which is actually higher than what mere abortion numbers show, because not all abortions are even legally recorded. 1 million is just what is recorded legally.

SatanLucy

#25

--> @Savant

Are they? Because we currently have over 1 million abortions per year, seeing a rise after 2022.

And also, you have to account abortion per pregnancy rate. Right now its not on any better level than it was in 1960, but its even worse because there are actually less pregnancies today and lower birth rate.

Also, it is questionable how to measure abortion rates.

In a 2024 survey, about 14 % of U.S. women of reproductive age (typically ages 18-49) reported that they have had at least one abortion at some point in their lives.

Another large survey found a similar figure: about 1 in 7 women (≈14 %) reported having had an abortion.

this places number of abortions at over 1 million per year, which is made worse by fact that number of pregnancies in USA decreased.

U.S. pregnancies and birth rates have
generally declined since a peak in 2007, reaching historically low levels in 2023. While teenage pregnancies have fallen by roughly two-thirds since 2007, birth rates have shifted, decreasing for women under 30 but increasing for women in their 30s and 40.

So now you have very high number of abortions and rising, but pregnancy number decreasing.

Savant Administrator

#24

--> @SatanLucy

Abortions are decreasing long term though.

SatanLucy

#23

In 2024, the estimated number of clinician-provided abortions in the United States was
over 1.1 million, marking a continued rise despite state-level bans

SatanLucy

#22

I can do gish gallop silly AI too:

Abortion rates in the U.S. and some other regions have risen despite increased restrictions
. In the U.S., abortions rose by 8% between 2023 and 2024, driven by telehealth and out-of-state travel, reaching the highest levels in recent years. Similarly, England and Wales saw an 11% increase in abortions in 2023.

In 2023, there were
over 1 million (approximately 1,034,000 to 1,038,000) abortions in the United States, marking an 11% increase from 2021.

1 million murders per year in USA alone, wow what a wonderful world

SatanLucy

#21

--> @ChatKnight

"If the world were truly getting worse across key metrics"

You dont get to choose what key goals are, sorry. And trying to gish gallop AI responses? Cute. And still cant deny anything I said.

ChatKnight

#20

--> @SatanLucy

If the world were truly getting worse across key metrics, you'd see widespread reversals in long-term progress: surging poverty (over 10% extreme), child mortality doubling (over 10%), literacy dropping (under 80%), famines and wars killing millions yearly, life expectancy falling (under 70 global), and violent crime rates climbing.

Hypothetical "Worse" Indicators

Economic: GDP per capita stagnant or declining, hunger over 800 million, unemployment over 15%.

Health: Mortality up (12+ per 1,000), diseases rampant, vaccines failing.

Violence: Homicides and wars at 20th-century peaks, no peace gains.

Social: Literacy down, inequality exploding, trust and governance collapsed.

Environment: Mass extinctions, uninhabitable regions expanding rapidly.

Reality: Most metrics improved (poverty 36 to 8%, life expectancy 32 to 73), despite challenges like inequality and climate—pessimism often from recency bias and media.

ChatKnight

#19

--> @SatanLucy

Post names of people who agree with you besides PeeWee Herman.

Homicide rates: Not up—down sharply. US 2025 homicides fell 21% from 2024 (922 fewer), 44% below 2021 peak; 31/35 cities saw drops. Abortion classified as homicide is not standard legal/medical definition; rates fell post-Dobbs.

Mortality rates: Down globally/long-term (7.6/1k 2023); US 2024 provisional -3.8%. Fertility decline (1.66 births/woman 2021, below replacement) ≠ "mortality up"—reflects delayed family formation, not deaths.

SatanLucy

#18

--> @ChatKnight

People already believe me. Ask anyone. No one really thinks world is getting better. It doesnt matter what goal you set. Homicide rates are greatly up when you realize abortion is homicide. Mortality rates are greatly up when you realize a lot of people cant even have family anymore. Depression rates, suicide rates, mental illness rates, disorders rates... highest ever. there are more homeless people today than before in USA.

But yes, keep using your copy paste AI. As I said, when you succeed in one goal, you fail in another. Such is the necessary logic of the world, which your AI knows nothing about. Maybe ask AI to explain taoism to you, and why everything good has a bad side.

ChatKnight

#17

--> @SatanLucy

Should people believe an AI assistant or someone with an IQ less than their shoe size?

ChatKnight

#16

--> @SatanLucy

Historians, scientists, and authors believing the world is getting better:

Steven Pinker (psychologist): Homicide down 95%, poverty <10%, literacy 86%, wars rarer—reason/science.

Hans Rosling (statistician): Child mortality 90% drop, life expectancy doubled, poverty halved—data.

Max Roser (historian): Poverty 90→8%, child deaths halved/decade, electricity 90%—tech/health.

Matt Ridley (historian): GDP/capita 10x, famines ended, IQ +30—trade/innovation.

Ronald Bailey (science writer): Crop yields tripled, GMOs avert famine—biotech.

Bjørn Lomborg (scientist): Disaster deaths -90%/capita, pollution -95%—cost-benefit.

Deirdre McCloskey (economist): Income 20x, poor richer than kings—markets.

Vaclav Smil (scientist): Energy efficiency up, resources stable—tech decoupling.

Indur Goklany (economist): Disaster fatalities halved/decade—humanitarian.

Angus Deaton (economist): Health/life surges, poverty eradication—data.

Gregory Clark (economist): Literacy/IQ rise, violence decline—evolution.

Robert Gordon (economist): Electricity/appliances transformed life—productivity.

Tyler Cowen (economist): Tech acceleration, market creativity—growth.

Ola Rosling (statistician): Vaccines eradicated polio/smallpox—Gapminder.

Anna Rosling Rönnlund (designer): Converging living standards—visual data.

Charles Kenny (economist): Governance/health gains—development.

Marian Tupy (economist): Resource abundance—HumanProgress.

Ramez Naam (engineer): Clean energy revolution—abundance.

Julian Simon (economist): Ultimate resource humans—population growth = progress.

Enrique Dans (professor): Digital transformation lifts all—tech optimism.

Phil Gramm (economist): Post-WWII prosperity explosion—policy.

Michael Shellenberger (journalist): Energy abundance ends poverty—nuclear.

Mark Lynas (author): GM crops feed billions—environmental realism.

Charles Murray (historian): Human accomplishment rising—culture.

Robert J. Gordon: Innovation waves.

Cato Institute economists: Liberty/prosperity correlation.

Our World in Data historians: Charts every metric.

Gapminder team: Factfulness data.

Ronald Bailey: Biotech.

Greg Ip: Crisis learning shorter recoveries.

SatanLucy

#15

No one thinks world is getting better, except the AI you use.

ChatKnight

#14

--> @SatanLucy

You're impossible to underestimate.

SatanLucy

#13

I just dont accept your opinion. Get used to it.

ChatKnight

#12

--> @SatanLucy

You keep repeating the same nonsense. You're not debating. You're praying

SatanLucy

#11

You can gish gallop all you want. Every time people learn from one mistake, they forget something else and entirely new mistake is made. this is why thousands of years of progress have brought society which is as bad as it ever was.

Ragnar Global Moderator

Criterion	Pro	Tie	Con
Winner

Reason:

Conduct: Con.
A cheeky disadvantage he gave himself by skipping R1, is an argument weakness more so than any conduct issue.

Comparatively, pro engaged in plagiarism throughout his case.

Any vote based on that alone would be fair. And no, I did not need to see con's analysis.

...

As a favor to both debaters, I am continuing.

Arguments:
Pro's case is that mistakes are defined by the outcomes.

Con uses cost benefit analysis to disagree. He also makes a historical error in mentioning NATO's role in the war.

Pro goes all in after the NATO angle... Which might as well be game over for him, since he let an inconsequential historical mistake become to focal point of his argument. ... The rest of it is too weak to make more than a passing mention of.

Con comes back pointing out why the efforts still mattered even if he previously stated the wrong name for a post WWII military alliance organization; which shows that the actual points he made within that flawed bit were dropped.

...

I actually really appreciate the final round, as both were cleanly restating what they believe the debate determined (even if pro's lazy use of AI turned his into product placement... and not very good product placement).

SatanLucy

Criterion	Pro	Tie	Con
Winner

Reason:

America made a catastrophic mistake sending troops to Vietnam.

Was it a strategic miscalculation? Were there unwinnable objectives? Were there tactical blunders? Was the overall policy flawed?

Description frames debate as being about strategic miscalculation, unwinnable objectives, tactical blunders, and overall flawed policy.

Mistake in dictionary usually has a definition of "an act or judgement that is misguided or wrong", and this somewhat aligns with description, tho not entirely.

I will focus my vote on deduction definition vote structure.

In simple terms, in order for Pro to win, this following deductive logical structure must be true:

P1. X is a catastrophic mistake
P2. Sending troops to Vietnam was X
C. Sending troops to Vietnam was a catastrophic mistake
C2. America made a catastrophic mistake sending troops to Vietnam

this isnt me adding arguments. this is just basic necessary logical structure of debate for me to judge this debate in the first place. In simple terms, Pro must show that definition and framework of "mistake" include "Sending troops to Vietnam".

However, in whole debate, Pro never establishes crucial thing, definition of "mistake". Pro lists things such as failing to contain Communism, failing to support South Vietnam, failing to destroy VC, failing to win support, doing war crimes with agent orange and others, failing to preserve South...

However, the framework for "mistake, miscalculation, flawed policy, tactical blunder" is never set outside merely failing to achieve objectives.

Con, on the other hand, opens with an insult. At this point, I expected Con to lose, because he missed a round and did an insult, giving opportunity to Pro to expand his case, which Pro didnt do in next round.

In round 2, Con actually sets a framework for what counts as a mistake, mainly the EV expected value plays. Con explains that mistake isnt defined by unexpected results, or by specific results which came after, but by total expected value made by judging the likeliness and gains of outcomes before an action is made. this is crucial part:

"Expected value is essentially how much you can expect from the outcomes divided by how likely each outcome is."

Because Pro didnt make his own framework for general meaning of "mistake", as a voter, I am forced to accept Con's framework which frames debate in form of decision done before sending troops to Vietnam.

Pro didnt even object to Con's framework, so even more reason to accept Con's framework as unchallenged.

So now we replace "X" with negative EV decision in original structure, forming new debate structure:

P1. Negative EV decision is a mistake
P2. Sending troops to Vietnam was a negative EV decision
C. Sending troops to Vietnam was a mistake

this frames a debate much better, and now Pro and Con must argue based on this.

Con continues.

"If somebody offers to give you one million dollars if a dice lands on 1-3 and tells you it costs $1000 to play this dice game, it would not be a mistake if you lost. "

this logically shows how "losing" doesnt exactly produce negative EV by default, because likeliness and amount of gains still outweighs likeliness and amount of loses. Pro never challenges this.

Con continues:
"Cascading failure is the theory that a interconnected system with many connected parts could fail due to a small failure in any of many parts of the system. This is a concept that has been proven to be true in physics, architecture and engineering and there is no reason to believe it isn't also true in geopolitics."

Con's argument is basically that not sending troops to Vietnam could cause cascading failure, and Pro must prove that cascading failure certainly wouldnt happen, but using facts leaders had before sending troops to Vietnam, because thats the only way to measure EV at the time.

I accept Con's argument for two reasons: Pro never challenged it, and it is a logical continuation of EV decision framework. Indeed, Pro must show that it was a negative EV decision at the time decision was made using information they had, not long after when information appeared which they didnt have at a time decision was made.

Because Pro never showed that cascading failure was impossible using information they had at the time, and Con showing many examples of Cascading failure, this argument is conceded.

Further, because all Pro's arguments are essentially information which came only after decision, it cannot be included in EV calculation which happens when decision is made.

Con makes a second argument that irrelevant of win or loss, defending your allies is important because it produces costly losses for invaders and reduces invasions. Pro never challenges this.

Pro in round 3 seems to keep up using arguments based on information which only came after, essentially losing to framework of a debate. While Pro mentions nato, he does not address importance of defending your allies to reduce invasions, and that number of wars did reduce. While Pro mentions how Communism collapsed under own weight, he misses the point: He didnt prove leaders even knew that will happen before deciding to send troops to Vietnam.

And Con in round 3 just seals the deal. Shows Pro was using AI, which Pro admits. However, I am not going to punish Pro for using AI, because at this point, its unnecessary.

Con extends his cascading failure argument, supporting allies argument, and punishing invaders to reduce wars arguments. Con explains voters should default to his framework because Pro didnt challenge it.

In round 4, Pro keeps repeating the very same type of informations, which again only came long after decision and action was made.

Con just extends his arguments in round 4.

"This is because my proposed framework for evaluating whether a decision was a mistake doesn't determine the decision from the conclusion of actions, but rather from the available information at the time. The pro refused to push back on the framework I proposed, so judges should adopt it, and he also declined to argue using my proposed framework, which means he didn't meet his burden to prove the decision to enter the war was not just a mistake but a catastrophic one."

I am not going to base my decision on Con's insults or Pro's use of AI and stealing from AI, but on just pure arguments made.

Pro failed to show negative EV decision with information leaders had at the time, and also failed to respond to arguments of importance of defending allies and punishing invaders to reduce wars, and risk of cascading failure, which shows decision at the time actually had positive EV value, not negative.

Because of this, win to Con.

fauxlaw Global Moderator

Criterion	Pro	Tie	Con
Winner

Reason:

This debate had possibilities of being a stellar debate on a subject not entertained much anymore; admirable on that factor, alone. However, there were, for multiple rounds, confusion of who was whom in this debate, with one opponent with legitimate claim of being the instigator, because ChatKnight [Pro] is the instigator; while the other, Wylted [Con] merely tried, but failed to be the instigator. Spoiler alert: Pro wins the debate.

Justification: The Resolve [Title] was clear enough: "America made a catastrophic mistake sending troops to Vietnam." The Description, while lacking definitions, which I personally demand to see just for clarity of what's what to help not just participants, but voters. Oh well. The description, however, did frame the debate well: "Was it a strategic miscalculation? Were there unwinnable objectives? Were there tactical blunders? Was the overall policy flawed?" By taking the Pro position, the instigator defined his Burden of Proof [BoP]. By accepting the debate as is, Con agreed to this framework. Just because Pro did not call it that, it is clear these are the "beef" in his argument.
Pro's R1 was a clear response to the BoP
Con's R1 was a disgrace to civility - a site expectation: "Out of fairness to my significantly inferior opponent..." after reading that, the balance written was TLDR [but I did read it with red flags [take that as one will]
Pro's R2 was a civil reply: "Insults and name-calling are not an effective way to debate." Totally agree.
Con's R2 offered a framework that is the instigator's privilege, not Con's. Since Con accepted the debate, he should align his arguments to that framework, and not invent an alternative as an argument. To offer an alternative framework is just another insult, and does not meet theCon BoP. Talking "domino theory" and "cascading failure" is not a positive approach to convince this voter than Con is arguing that America did not make a mistake in Vietnam. Further argument introduced NATO, arguing that "My opponent wants NATO to fail," but Pro has not mentioned NATO in argument.
Pro's R3 rebuts Con's NATO argument by informing that SEATO, not NATO, was the relevant treaty alliance in Vietnam, deflating Con's argument.
Con's R3 win produces an argument, not in support of his BoP, but against Pro for use of AI. Looking for Con's referenced "rules" [not found, by the way, because they're not there], Pro is accused of breaking them.
Pro's R4 repeated the 5 mistakes argument he made on R1, concluding his BoP to which Con has yet to adequately rebut or argue
Con's R4 doubles-down on his "proposed" framework, which is not a debate argument in favor of American involvement in Vietnam, but a primer for voting. Con has totally failed to offer a valid argument to support his BoP, and repeatedly launches personal insults against Pro. Pro wins, Con loses, big-time.

Round 1

Round 2

Round 3

Round 4

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