The wreck of a ship caught up in Australia’s worst-ever maritime disaster has been found 4000 metres under the sea, 80 years after it was torpedoed by an American submarine. The Montevideo Maru discovered off the coast of the Philippines, sank with about 980 Australian troops and civilians on board — almost twice as many Australians killed than during the Vietnam War. The USS Sturgeon torpedoed the Japanese transport ship on July 1, 1942, during World War II, not knowing it was carrying prisoners of war and captured civilians. About 1060 prisoners died in the sinking, with those on board…