Bombing of Calcutta

Bombing of Calcutta
Part of the Operation U-Go during the Burma Campaign in the South-East Asian theatre of World War II
Date 20 December 1942 – mid-1944 Location Calcutta Result Inconclusive Japanese raids cause heavy casualties Heavy losses for Japanese Air Force
Belligerents
British Empire  British India  United States	Empire of Japan
Units involved
Royal Air Force United States Army Air Force	Imperial Japanese Army Air Force Imperial Japanese Navy Air Service
Casualties and losses
Several Hundreds killed Several ships sunk Harbour significantly damaged	Several Mitsubishi Ki-21 and Mitsubishi Ki-46 destroyed One Aircraft carrier destroyed

The bombing of Calcutta was a series of aerial raids carried out by the Imperial Japanese Army Air Force on Calcutta, the former capital of British India. The bombing caused significant damages to infrastructure and killed hundreds but failed to achieve its primary goal of significantly disrupting allied supply lines.