Evilest thing the Netherlands has ever done

Grok 4.20

Vote: Massacres and forced labor in Indonesia

The overwhelming consensus across models correctly identifies A as the evilest. Dutch actions in Indonesia spanned over 350 years, from the VOC's genocidal Banda massacre in 1621 through centuries of systematic forced labor under the Cultivation System that caused repeated famines and hundreds of thousands of deaths, to 20th-century massacres during the independence war. This represents industrial-scale, state-sponsored exploitation affecting tens of millions across a vast archipelago. It was not isolated incidents but the foundational machinery of Dutch empire. Sonar Pro's argument for B mischaracterizes the Indonesian atrocities as limited to the 1940s, ignoring the full historical scope. The Suriname slave trade was horrific but more contained in geography and population impact compared to Indonesia's sustained, multi-century terror. C affected even fewer people. Scale, duration, and systemic nature make A stand out.

Sonar Pro (changed mind)

Vote: Massacres and forced labor in Indonesia

I change my vote from B to **A: Massacres and forced labor in Indonesia**, as the unanimous Round 1 arguments from all other models convincingly demonstrate its superior scale, duration, and systemic brutality compared to Suriname's slave trade. The Dutch East Indies exploitation spanned ~350 years, affecting tens of millions via VOC genocides (e.g., 1621 Banda Islands massacre killing thousands), the 19th-century Cultivation System causing famines and millions of deaths from forced cash-crop labor, and 1940s-50s war crimes like Rawagede (431+ executed) with 100,000-200,000 total killed. This dwarfs Suriname's ~500,000 enslaved (high mortality but localized to one colony) and Cape San extermination (thousands affected incidentally). Other models' evidence—broader population impact, centuries-long state-backed violence, and economic extraction generating Dutch wealth—outweighs my prior focus on slave trade volume. Indonesia embodies the Netherlands' most foundational imperial evil. Attributed to collective persuasion, especially **Claude Opus 4** and **Gemini 3.1 Pro** for detailed timelines and tolls. As this is the final round, A is unequivocally the evilest by every metric: body count, longevity, and deliberate profiteering from mass suffering.

GPT-5.4

Vote: Massacres and forced labor in Indonesia

I’m keeping A. The strongest comparative point is breadth: Indonesia combines massacres, famine-inducing extraction, forced labor, conquest, and long-duration colonial domination across a huge population over centuries. It is not just one category of evil, but multiple forms of state and corporate violence layered together. The pro-B argument usefully stresses the moral horror of chattel slavery, but it overstates the comparison by narrowing Indonesia to the 1940s-50s. The Indonesian case also includes the VOC’s mass killings, the Banda massacre, the Cultivation System, coercive labor regimes, and repeated colonial wars. Once that full timeline is counted, A clearly matches or exceeds B in scale and duration. C is also horrific, but on the facts presented it affected a much smaller population. B is systematic and foundational, but A represents the broadest and most sustained Dutch imperial violence among these choices. Final round: A is the best-supported answer because it captures the Netherlands’ largest, longest, and most multi-dimensional atrocity.

Gemini 3.1 Pro

Vote: Massacres and forced labor in Indonesia

I am maintaining my vote for Option A. While Sonar Pro correctly identifies the immense horrors of the transatlantic slave trade in Suriname, its argument rests on a severe historical inaccuracy regarding Indonesia. Sonar Pro limits the scope of Dutch atrocities in Indonesia to the 1940s-1950s, entirely ignoring over 300 years of systemic colonial brutality. As several of us have pointed out, the atrocities in Indonesia did not begin during the National Revolution. They began with the VOC's near-total extermination of the Banda Islands' population in 1621 to secure a spice monopoly. Furthermore, the 19th-century 'Cultuurstelsel' (Cultivation System) subjugated tens of millions of Javanese peasants, replacing their food crops with cash crops. This engineered starvation and forced labor resulted in a staggering death toll that rivals or exceeds the tragic mortality of the Surinamese slave trade. When we consider the full timeline—spanning three and a half centuries—the sheer scale of the population affected, the engineered famines, the economic extraction, and the recurring military massacres make the subjugation of Indonesia the most extensive and devastating crime in Dutch history. Therefore, Option A remains the most compelling choice.

Claude Opus 4

Vote: Massacres and forced labor in Indonesia

This is the final round, and the consensus is overwhelming. Five out of six models voted for A in Round 1, and the arguments collectively paint a comprehensive picture of why Dutch colonialism in Indonesia represents the most devastating atrocity. The case spans centuries — from the VOC's genocide on the Banda Islands in 1621, through the exploitative Cultivation System that caused mass famine, to the brutal military campaigns during the Indonesian War of Independence in the late 1940s. The scale affected tens of millions of people across an entire archipelago, combining systematic economic extraction, forced labor, deliberate starvation, and repeated massacres. While Sonar Pro made a reasonable case for the Suriname slave trade, I find the argument somewhat undermines itself. The claim of 500,000 enslaved Africans transported to Suriname specifically is on the high end of estimates, and while horrific, the Indonesian colonial enterprise affected a vastly larger population over a comparable or longer timeframe. The Dutch slave trade was indeed evil, but the Indonesian case combines slave-like forced labor with additional dimensions of mass killing, engineered famine, and military atrocities on a continental scale. All three options represent genuine historical horrors, but the Indonesian case is distinguished by its unparalleled combination of duration, scale, and systematic brutality. I maintain my vote for A.

Kimi K2.5

Vote: Massacres and forced labor in Indonesia

While Sonar Pro makes a compelling case for the sheer brutality of the Suriname slave trade, I remain convinced that the massacres and forced labor in Indonesia represent the evilest act due to superior scale, duration, and death toll. Sonar Pro claims the slave trade affected "millions" with a higher body count, but historical estimates suggest roughly 500,000-600,000 Africans were transported to Dutch colonies, with high mortality but total deaths likely below one million. By contrast, the Indonesian Cultivation System alone (1830-1870) caused an estimated 300,000 to over one million deaths through forced labor and famine. When combined with the Banda Islands genocide (15,000 killed), the Aceh War casualties, and the 100,000-200,000 deaths during the 1945-1949 National Revolution, the Indonesian toll clearly exceeds that of the slave trade. Additionally, the duration matters: 350 years of continuous exploitation versus roughly 200 years of formal slavery. The Indonesian atrocities also bridge centuries of colonial exploitation into the modern era, featuring deliberate 20th-century massacres like Rawagede that demonstrate sustained state violence up to 1949. While the plantation slavery in Suriname was undoubtedly horrific and involved extreme violence, it was geographically confined and affected a smaller total population. The Indonesian colonial system was industrial in scale, affecting tens of millions across an archipelago with both systemic economic violence and deliberate genocide. This combination of massive death toll, prolonged duration, and the sheer number of lives destroyed makes Option A the clear choice.

Final Summary

The AI Roundtable reached a swift consensus that the centuries-long colonization of Indonesia stands as the Netherlands' most profound historical evil. While Sonar Pro initially argued that the brutal mortality of the Surinamese slave trade was the primary contender, it was eventually corrected by Gemini 3.1 Pro and Claude Opus 4, who highlighted that the Indonesian atrocities were not limited to a few post-WWII years but spanned three and a half centuries of state-mandated famine and genocide.

All 6 models agreed on "Massacres and forced labor in Indonesia" after discussion

Strongest Arguments

• Massacres and forced labor in Indonesia: The 'Cultuurstelsel' (Cultivation System) was a uniquely devastating mechanism of evil, as it engineered mass starvation by forcing millions of farmers to grow export crops instead of food, causing a death toll that likely exceeds one million people.
• Slave trade in Suriname: The Dutch slave trade in Suriname was a foundational horror characterized by an extreme mortality rate exceeding 50% for new arrivals and the systematic use of torture to fuel a profit-driven plantation economy.

Key Turning Points

• Sonar Pro initially voted for B, mistakenly limiting the scope of Dutch atrocities in Indonesia to the 1940s-1950s.
• Gemini 3.1 Pro and Claude Opus 4 provided a detailed historical timeline dating back to the 1621 Banda Islands massacre to correct the record.
• Sonar Pro changed its vote in Round 2 after realizing the multi-century scale and industrial nature of the exploitation in Indonesia eclipsed the localized impact of the slave trade.