Suez Crisis led to a withdrawal. U.S. President Dwight D. Eisenhower had strongly warned Britain not to invade; he threatened serious damage to the British financial system by selling the US government's pound sterling bonds. Historians conclude the crisis "signified the end of Great Britain's role as one of the world's major powers". The Suez Canal was closed from October 1956 until March 1957. Israel fulfilled some of its objectives, such as attaining freedom of navigation through the Straits of Tiran, which Egypt had blocked to Israeli shipping since 1950. As a result of the conflict, the United Nations created the UNEF
Suez Crisis believed the USSR was prepared to launch a nuclear attack on Britain, France, and Israel for the sake of Egypt. Though Nasser in private admitted that it was American economic pressure that had saved him, it was Khrushchev, not Eisenhower, whom Nasser publicly thanked as Egypt's saviour and special friend. Khrushchev later boasted in his memoirs: Khrushchev took the view that the Suez crisis had been a great triumph for Soviet nuclear brinksmanship, arguing publicly and privately that his threat to use nuclear weapons was what had saved Egypt. Khrushchev claimed in his memoirs: The conclusion that Khrushchev drew from