The three allies had attained a number of their military objectives, but the canal was now useless. Heavy political pressure from the United States and the USSR led to a withdrawal. U.S. President Dwight D. Eisenhower had strongly warned Britain not to invade; he now 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.
when was the suez canal closed in 1956
from October 1956 until March 1957