ThinkTankWeekly

At 250 Years, the 10 Best and 10 Worst U.S. Foreign Policy Decisions

CFR | 2026-07-06 | diplomacy

Topics: Climate, Europe, Indo-Pacific, Middle East, NATO, Nuclear, Russia, Trade, United States

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English Summary

This analysis reviews pivotal U.S. foreign policy decisions over 250 years, ranking them by their historical impact on global stability and American leadership. Key successes—such as the Marshall Plan, the creation of NATO, and the establishment of the Bretton Woods system—are attributed to proactive diplomacy and institutional building that stabilized post-war international order. The findings suggest that effective U.S. strategy relies heavily on establishing multilateral frameworks and managing geopolitical risks through careful statecraft. Ultimately, the article implies that historical analysis guides policy by emphasizing the necessity of strategic alliances and economic cooperation to maintain global influence.

中文摘要

本分析回顧了美國歷經兩百五十年間的關鍵外交政策決策,並依其對全球穩定和美式領導力的歷史影響進行排名。諸如馬歇爾計畫、北約成立以及建立布雷頓森林體系等重大成功案例,皆歸功於積極的外交行動與制度建設,從而穩固了戰後國際秩序。研究結果指出,美國有效的策略高度依賴建立多邊框架並透過謹慎的治國方略來管理地緣政治風險。最終而言,本文暗示歷史分析指導政策制定,強調維護全球影響力必須依靠戰略聯盟和經濟合作。

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