The victims of Bhopal gas tragedy organised Peace march on 34th anniversary. A major tragedy struck Madhya Pradesh capital Bhopal post midnight on December 3, 1984, where thousands were killed in the world's worst industrial accident. As per official records, the Bhopal gas tragedy killed 3,787 people. The figures were updated by the Madhya Pradesh government later as the immediate official estimate had put the death toll due to gas leak from Union Carbide factory at 2,259. For more detail, watch the full video of Reporter Diary.