Gandhi was arrested on 10 March 1922, tried for sedition, and sentenced to six years' imprisonment. He began his sentence on 18 March 1922. With Gandhi isolated in prison, the Indian National Congress split into two factions, one led by Chitta Ranjan Das and Motilal Nehru favouring party participation in the legislatures, and the other led by Chakravarti Rajagopalachari and Sardar Vallabhbhai Patel, opposing this move.[128] Furthermore, co-operation among Hindus and Muslims ended as Khilafat movement collapsed with the rise of Atatürk in Turkey.