2013 Event A railway under the sea, first proposed by Ottoman Sultan Abdulmejid 150 years ago is completed; the sea tunnel, connecting Europe and Asia is the deepest submerged railway tunnel of its kind in the world 1960 Event 1st submerged submarine, George Washington, to fire Polaris missile ( 1960 Event 1st submerged circumnavigation of Earth completed by Triton 1946 Event Harry Truman becomes 1st U.S. president to travel in a submerged sub 1898 Event 1st telephone message from a submerged submarine, by Simon Lake
