Timeline of United States discoveries four days into the ship's maiden voyage, "Titanic" struck an iceberg and sank two hours and forty minutes later, early on April 15, 1912. The sinking resulted in the deaths of 1,517 of the 2,223 people on board, making it one of the deadliest peacetime maritime disasters in history. After nearly 74 years of being lost at sea on the bottom of the ocean floor, a joint Franco-American expedition led by American oceanographer Dr. Robert D. Ballard, discovered the wreckage of the RMS "Titanic" two miles (3 km) beneath the waves of the North Atlantic on September 1, 1985. Ballard
Sinking of the RMS Titanic without doubt be negligence in any similar case in the future." The disaster led to major changes in maritime regulations to implement new safety measures, such as ensuring that more lifeboats were provided, that lifeboat drills were properly carried out and that radio equipment on passenger ships was manned around the clock. An International Ice Patrol was set up to monitor the presence of icebergs in the North Atlantic, and maritime safety regulations were harmonised internationally through the International Convention for the Safety of Life at Sea (SOLAS); both measures are still in force today. "Titanic"s sinking has become a