France and the Commonwealth of Nations at times, it has been suggested that France join the Commonwealth. In 1956, during the Suez Crisis, during which France and the United Kingdom's interests in the Middle East aligned, it was proposed by French Prime Minister Guy Mollet that France and the UK create a Franco-British Union, with common citizenship and Queen Elizabeth II as head of state. His British counterpart, Anthony Eden, instead proposed that France join the Commonwealth, with Commonwealth citizenship rights and recognising the Queen as Head of the Commonwealth. However, this was rejected by Mollet. La Francophonie, which was founded to promote the French language
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