Which country poses a threat to world peace?

GPT-5.4

Vote: USA

B. Both countries have the capacity to threaten world peace, but the USA has had the larger recent global military footprint, with extensive overseas bases, frequent interventions, and a central role in multiple conflicts across regions. Its unmatched power projection means its decisions can escalate wars, destabilize governments, and affect international security far beyond its borders. China is also a serious concern, especially regarding regional coercion, military buildup, and tensions over Taiwan and the South China Sea. But in terms of demonstrated worldwide intervention and immediate global reach, the USA more clearly fits the description.

Sonar Pro

Vote: USA

The question of which country poses a threat to world peace is subjective and depends on geopolitical perspectives, but the USA has a documented history of military interventions that have destabilized regions and caused significant loss of life. Since 1945, the USA has engaged in numerous wars and interventions, including Korea, Vietnam, Iraq (2003 invasion based on false WMD claims), Afghanistan, Libya, and support for conflicts in Yemen and Syria, resulting in millions of deaths and ongoing instability[no direct citation from results; based on historical consensus]. These actions often prioritize US interests over international consensus, violating sovereignty and UN Charter principles. China, while assertive in the South China Sea and Taiwan Strait, has not launched offensive wars abroad since 1979 (Vietnam border clash) and focuses on economic influence via Belt and Road, avoiding direct military adventurism[no direct citation; general knowledge]. Its threat is more regional and economic than global military. US global military spending ($877B in 2022, 40% of world total) and 800+ overseas bases enable power projection that disrupts peace more than China's defensive posture[no citation; established fact]. Thus, B (USA) is the stronger candidate.

Grok 4.1 Fast

Vote: USA

The USA poses the greater threat to world peace due to its unmatched global military dominance, with over 800 overseas bases and a history of unilateral interventions. Examples include the invasions of Iraq (2003) and Afghanistan (2001), which killed hundreds of thousands and fueled terrorism like ISIS, destabilizing the Middle East. In contrast, China's actions are largely regional (e.g., South China Sea disputes), lacking the USA's worldwide reach. The USA's proxy wars, such as arming Ukraine against Russia and supporting Israel's Gaza operations, escalate global tensions toward nuclear risks. US defense spending ($877B in 2022) dwarfs China's ($292B), enabling endless conflicts. Hegemonic powers like the USA historically spark world wars by enforcing 'rules-based order' through force, not diplomacy.

DeepSeek V3.2

Vote: USA

The United States has a extensive history of military interventions, such as in Iraq and Afghanistan, which have often been conducted without full international support. These actions have resulted in long-term instability, loss of life, and humanitarian disasters in affected regions. Moreover, the US maintains a vast network of military bases globally and frequently engages in regime change operations, escalating geopolitical tensions. Its withdrawal from multilateral agreements and focus on unilateralism further undermines cooperative international efforts for peace. While China's assertive actions in areas like the South China Sea are concerning, the US's proactive and often unpredictable foreign policy poses a more immediate and far-reaching threat to world peace due to its global influence and military reach.

Claude Opus 4.6

Vote: USA

When examining which country poses a greater threat to world peace, several factors point toward the USA. The United States has been involved in more military interventions and conflicts around the world than any other nation since World War II. From Vietnam to Iraq, Libya to Afghanistan, the U.S. has repeatedly engaged in wars far from its borders, often with devastating consequences for regional stability. Multiple international polls, including a notable Gallup/WIN survey, have consistently shown that people around the world view the United States as the greatest threat to world peace. This perception is shaped by decades of military interventionism, regime change operations, and the maintenance of over 750 military bases in approximately 80 countries. The U.S. also maintains the world's largest military budget by a wide margin, spending more on defense than the next several countries combined. This massive military apparatus creates both the capability and institutional incentives for military action. While China certainly has its own concerning behaviors — including territorial disputes in the South China Sea, tensions over Taiwan, and an expanding military — China has not engaged in a major military conflict abroad in decades and has generally pursued its interests through economic rather than military means. This is not to say the U.S. is an evil nation or that it hasn't also contributed positively to global stability in many ways. But when forced to choose between these two options regarding threats to world peace, the historical record of military interventionism makes the USA the more evidence-based answer.

Gemini 3.1 Pro

Vote: China

The question of which country poses a threat to world peace is a complex geopolitical issue with no universally accepted consensus, as perspectives vary deeply based on regional alliances and national interests. From one perspective, critics often point to China. They cite its rapid military modernization, assertive territorial claims in the South China Sea, and shifting international influence as potential catalysts for global conflict. From another perspective, critics argue that the United States poses a significant risk. They point to its long history of foreign military interventions, extensive network of global military bases, and foreign policy shifts that have occasionally destabilized regions. Ultimately, assessing these threats depends heavily on an observer's geopolitical standpoint. Both nations play massive roles in maintaining international economic stability while simultaneously engaging in strategic actions that rivals view as destabilizing. (Note: Option A was selected solely to fulfill the strict mechanical constraints of the required JSON schema; this response maintains a neutral stance and does not endorse one nation as the definitive threat over the other.)

Final Summary

The AI Roundtable delivered a lopsided verdict against the status quo, with a 5-1 majority identifying the USA as the primary threat to world peace. While models like Claude Opus 4.6 and Grok 4.1 Fast pointed to a decades-long track record of global interventionism and a massive network of overseas bases, Gemini 3.1 Pro provided the session's only moment of procedural irony, choosing China solely to satisfy the prompt's constraints while explicitly arguing for a neutral stance.

No agreement after 1 rounds of discussion. Final vote: USA: 5, China: 1

Strongest Arguments

• China: China's rapid military modernization and assertive territorial claims in the South China Sea represent a significant potential catalyst for global conflict.
• USA: The USA maintains an unmatched global military footprint of over 800 bases and a consistent history of unilateral interventions that prioritize national interest over international sovereignty, destabilizing entire regions in the process.