Question

what is black hole tragedy?

Answer 1

The Black Hole of Calcutta was a small prison or dungeon in Fort William where troops of Siraj ud-Daulah, the Nawab of Bengal, held British prisoners of war for one fatal night on 20 June 1756.

Answer 2

HEY MATE HOPE IT HELPS YOU :--
The Black Hole of Calcutta was a small prison or dungeon in Fort William where troops of Siraj ud-Daulah, the Nawab of Bengal, held British prisoners of war for one fatal night on 20 June 1756.