The Indian National Army (INA) was an Indian military wing in Southeast Asia during the World War II, particularly active in Singapore, that was officially formed in April 1942 and disbanded in August 1945. It was formed with the help of the Japanese forces and was made up of roughly about 45 000 Indian prisoner of war (POWs) of British Indian Army, who were captured after the fall of Singapore on 15 February 1942. It was initially formed by Rash Behari Bose who headed it till April 1942 before handing the lead of INA over to Subhas Chandra Bose in 1943.