Sinai Peninsula and controlled by foreign empires, in more recent history the Ottoman Empire (1517–1867) and the United Kingdom (1882–1956). Israel invaded and occupied Sinai during the Suez Crisis (known in Egypt as the "Tripartite Aggression" due to the simultaneous coordinated attack by the UK, France and Israel) of 1956, and during the Six-Day War of 1967. On 6 October 1973, Egypt launched the Yom Kippur War to retake the peninsula, which was unsuccessful. In 1982, as a result of the Israel–Egypt Peace Treaty of 1979, Israel withdrew from all of the Sinai Peninsula except the contentious territory of Taba, which was
Suez Crisis a series of challenges to British influence in the region that would culminate in the Suez Crisis. In regard to the Arab leadership, particularly venomous was the feud between Nasser and the Prime Minister of Iraq, Nuri el-Said, for Arab leadership, with the Cairo-based Voice of the Arabs radio station regularly calling for the overthrow of the government in Baghdad. The most important factors that drove Egyptian foreign policy in this period was on the one hand, a determination to see the entire Middle East as Egypt's rightful sphere of influence, and on the other, a tendency on the part