'Neel Darpan' a play depicting the revolt against the Indigo planters was written by

Neel Darpan was a Bengali play written by Dinabandhu Mitra in 1858–1859. The play was essential to Nilbidraha, or Indigo revolt of February–March 1859 in Bengal, when farmers refused to sow indigo in their fields as a protest against exploitative farming under the British Raj.