In 1941, Subhas Chandra Bose had escaped from India and reached Germany. He carried on activities for India’s freedom from there and made broadcasts exhorting the people of India to over throw British rule. In July 1943 he came to Singapore.Ras Bihari Bose an Indian revolutionary who had escaped from India to Japan in 1915 had set up the Indian Independence League. After the Japanese had defeated British, the Indian National Army was organized from among the Indian soldiers who had taken prisoner by the Japanese.
Subhas Chandra Bose took over the leadership of Indian Independence League and reorganized the Indian National Army to liberate India from British rule. On Oct 21 1943 he proclaimed the setting up of the Provincial Government of Free India .In 1944 three units of INA along with the Japanese troops moved into Imphal-Kohima region of N-E India. The attack was repulsed. Even though the attempt to liberate India failed the activities of Subhas Chandra Bose and the INA served to strengthen the anti-imperialist struggle in India.