ThinkTankWeekly

George Kennan and the Long Telegram

CFR | 2026-02-23 | diplomacy

Topics: Europe, Indo-Pacific, Russia, United States

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English Summary

George Kennan’s 1946 'Long Telegram' and subsequent 'X Article' established the foundational strategy of containment that defined U.S. foreign policy for four decades. He argued that Soviet expansionism was driven by internal ideological dynamics rather than external incentives, necessitating a firm, long-term counterforce to Russian encroachment. Beyond military might, Kennan emphasized that successfully containing the Soviet threat required the United States to maintain a healthy, vibrant, and spiritually vital domestic society. This strategy ultimately guided the U.S. to victory in the Cold War by managing geopolitical competition until the Soviet Union's collapse in 1991.

中文摘要

喬治·肯楠(George Kennan)1946 年的「長電報」及隨後的「X 文章」,奠定了定義美國四十年外交政策的「圍堵」基礎戰略。他主張蘇聯的擴張主義是由其內部意識形態動力而非外部激勵所驅動,因此必須對俄羅斯的蠶食採取堅定且長期的抗衡。除了軍事力量,肯楠強調成功圍堵蘇聯威脅有賴於美國維持一個健康、充滿活力且具備精神力量的國內社會。這一戰略透過管理地緣政治競爭,最終指引美國贏得冷戰,直到 1991 年蘇聯解體。

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