The Vigilance Committees were formed to maintain the law and order in places where law enforcement wasn't enforced.
Answer:
Well.. what revolutionaries are you talking about? If you mean the American Revolution, they were trying to implement a federal republic that also didn't have a two party system
1. B.) <span>A crowd of about 20,000 people demonstrated in 1905 in St. Petersburg to appeal for "Workers' reforms"
2. A.) </span><span>This demonstration led to "Bloody Sunday"
Hope this helps!</span>