Foreign relations of the Soviet Union 1955, Secretary Dulles announced that the United States, together with Great Britain, was providing nearly $75 million in aid to Egypt to help in the construction of the Aswan Dam on the Nile River. In response to Nasser's increasing attacks on Western colonialism and imperialism and Egypt's continued alliance with the Soviet Union, Britain and the United States withdrew funds for the Aswan Dam in July 1956. That action drove Egypt further toward an alliance with the Soviet Union and was a contributing factor to the Suez Crisis later in 1956. Nasser responded to the aid cut by nationalizing the
Aswan Low Dam granite. When constructed, the Old Aswan Dam was the largest masonry dam in the world. The design also included a navigation lock of similar construction on the western bank, which allowed shipping to pass upstream as far as the second cataract, whereas a portage overland was previously required. At the time of its construction, nothing of such scale had ever been attempted. Despite initial limitations imposed on its height, due to concern for the Philae Temple, the initial construction was soon found to be inadequate for development needs, and the height of the dam was raised in two phases, between