Question: What event did the adament supporter of a leading figure of the Mexican Revolution and main leader of the peasant revolution in the state of Morelos witness when he was seven years old?
Sentence (from "Battle of Ciudad Juárez (1911)"): Pascual Orozco and Pancho Villa commanded Madero's army, which besieged Ciudad Juárez, Chihuahua.
Relevant evidence: No