Eisenhower’s biggest foreign mistake.

Who needs enemies when you got friends like the Americans?

Explanation: The Suez Crisis in 1956 involved Israel, France, and the UK invading Egypt in an attempt to prevent Egypt from nationalizing the Suez Canal. In a rare moment of Cold War unity, both the USA and the Soviet Union pressured the aggressors into pulling out, and Egypt preserved its sovereignty. The age of naked colonialism was over, and the old empires of Europe had no choice left but to reckon with that fact.