Answer:
1. May 21, 1930
2. Jail
3. "You must not use any violence under any circumstances. You will be beaten but you must not resist; you must not even raise a hand to ward off any blows..."
4. "...Suddenly, at a word of command, scores of native police rushed upon the advancing marchers and rained blows on their heads with their steel-shod [clubs]. Not one of the marchers even raised an arms to fend of the blows."
Explanation: