The 'Great Calcutta Killings' took place in which year?

1946

The correct answer is Option (1) → 1946

The 'Great Calcutta Killings' were a series of communal riots and violent clashes that occurred in Calcutta (now Kolkata), India, in August 1946. These riots were triggered by communal tensions between Hindus and Muslims and were part of the larger context of communal violence and political instability that marked the pre-independence period in India.