The King Fahd Causeway spans long stretches of sea and reclaimed land. The idea of building a bridge linking Bahrain to the eastern region of Saudi Arabia had been of great interest to the two kingdoms for generations. In 1965, plans to construct the causeway began to take form officially when Sheikh
Khalifah ibn Sulman Al Khalifah, the prime minister of Bahrain, paid a courtesy visit to
King Faisal at which time the king again expressed his wish to move forward. This was to bring it into line with neighbouring countries. In 1968, a joint committee was formed to assess the finances required for undertaking the task. As a result, the committee requested the
World Bank contribute assistance to implement the mammoth-sized project including environmental and geographical aspects of the region. In the summer of 1973, King Faisal, in a meeting which included Emir Sheikh
Isa bin Salman Al Khalifa as well as Prince Fahd bin Abdulaziz and Sheikh
Khalifa bin Salman Al Khalifa, suggested the committee ignore economic and financial issues with the project, and instead concentrate on the actual construction. The
Saudi–led intervention in Bahrain, which used the causeway to cross over into Bahrain with 150 vehicles, began on 14 March 2011 to assist the Bahraini government in suppressing an
anti-government uprising in the country. The intervention came three weeks after the U.S. pressured Bahrain to withdraw its military forces from the streets. As a decision by the
Gulf Cooperation Council (GCC), the intervention included sending 1,000 (1,200) ==Construction details==