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Events on Sunday 20 June 1756 1
1756Black Hole of CalcuttaPrisoners die after the fall of Fort William to Siraj ud-DaulahAfter the forces of Siraj ud-Daulah, the new Nawab of Bengal, captured the British East India Company's Fort William at Calcutta, surviving defenders and civilians were confined overnight in a small, poorly ventilated dungeon. Many of the prisoners died of suffocation and heat exhaustion, and the episode became a lasting symbol in British accounts of colonial India.