महात्मा गांधी ने अपनी प्रसिद्ध दांडी यात्रा के साथ सविनय अवज्ञा आंदोलन की शुरुआत किस सटीक तिथि को की थी?

The arrival of which commission in India triggered widespread protests, including mass hartals across the country in 1928?

Which of the following leaders was instrumental in initiating and leading India’s struggle for independence?