Suez Crisis participated in later years, since Canada had spearheaded the idea of a neutral force). By 24 April 1957 the canal was fully reopened to shipping. Egyptian sovereignty and ownership of the canal had been confirmed by the United States and the United Nations. In retirement, Anthony Eden, the British Prime Minister at the time, maintained that the military response had prevented a much larger war in the Middle East. Israel had been expecting an Egyptian invasion in either March or April 1957, as well as a Soviet invasion of Syria. The crisis may also have hastened decolonization, as many of
Suez Crisis to prefer to use the sea route through the Suez Canal. As it was, the rise of super-tankers for shipping Middle East oil to Europe, which were too big to use the Suez Canal meant that British policy-makers greatly overestimated the importance of the canal. By 2000, only 8 percent of the imported oil in Britain arrived via the Suez canal with the rest coming via the Cape route. In August 1956 the Royal Institute of International Affairs published a report titled "Britain and the Suez Canal" revealing government perception of the Suez area. It reiterates several times the strategic