Question

The first all india movement launched by m.k.gandhi was

Answer 1

The Champaran Satyagraha of 1917, in the Champaran district of Bihar, India during the period of the British Raj, was the first Satyagraha movement inspired by Mohandas Gandhi and a major revolt in the Indian Independence Movement

Answer 2

the correct answer for your question is the Revolt against the Rowlet Act in 1919. After Champaran Satyagraha of 1917 that took place in Bihar under the leadership of Mahatma Gandhi Jee the Rowlet Satyagraha was the first largest all India movement that called by him in 1919.

Mohammad Ali Jinnah along with M K Gandhi called the revolt against the Rowlet act that suppressed the freedom of expression and improved police power over Indians.