Port Said the Anglo-Egyptian Treaty of 1936. It stipulated the British pledge to withdraw all their troops from Egypt, except those necessary to protect the Suez Canal and its surroundings. Following World War II, Egypt denounced the Treaty of 1936, leading to skirmishes with British troops guarding the Canal in 1951. The Egyptian Revolution of 1952 occurred. Then in 1956, President Gamal Abdel Nasser nationalised the Suez Canal Company. The nationalisation escalated tension with Britain and France, who colluded with Israel to invade Egypt, the invasion known in Egypt as the tripartite aggression or the Suez Crisis. The main battles occurred in
Suez Crisis blockaded the Gulf of Aqaba, in contravention of the Constantinople Convention of 1888. Many argued that this was also a violation of the 1949 Armistice Agreements. According to the Egyptian historian Abd al-Azim Ramadan, the events leading up to the nationalization of the Suez Canal Company, as well as other events during Nasser's rule, showed Nasser to be far from a rational, responsible leader. Ramadan notes Nasser's decision to nationalize the Suez Canal without political consultation as an example of his predilection for solitary decision-making. The nationalisation surprised Britain and its Commonwealth. There had been no discussion of the canal