On this day in 1886, the Great Southwest Railroad Strike began, involving 200,000 workers throughout the U.S. After months of protest in which six were killed by police, the strike failed, leading to the collapse of the Knights of Labor.
Image: An illustration from Frank Leslie's Illustrated Newspaper. The caption reads "The great railway strike--attempt to start a freight train, under a guard of United States marshals, at East St. Louis, Illinois." [Wikipedia]
On this day in 1921, ~15,000 people assembled in Kronstadt, demanding election reforms, an end to censorship, and the allowance of individual production, marking the beginning of the Kronstadt Rebellion against the Bolshevik government.
Image: Soldiers of the Red Army attack the island fortress of Kronstadt on the ice of the Gulf of Finland. Sometime between March 6th and March 18th, 1921 [Wikipedia]