"Better to jaw-jaw than to war-war," Winston Churchill once quipped, showing that not even tough-minded war leaders prefer war to diplomacy in principle. But deciding when to negotiate with foreign adversaries, what to say to them, and when to resort to methods other than talk is not simple. In efforts to resolve international problems,every course of action including straightforward,non-coercive diplomacy 聴has its pros and cons.

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US President Donald Trump reacts after signing executive orders imposing tariffs on imported goods in the Rose Garden at the White House on April 2, 2025, in Washington, DC. (Andrew Harnik via Getty Images)