Who created the shoen system? Who created oligarchy? Who were the robber barons? Who led the An Lushan Rebellion? Who was the Peasants' Revolt against? Who abolished serfdom in Prussia? Who opposed the Seneca Falls Convention? Who forced Lepidus to retire?
Who organized the Daughters of Liberty? Who organized the Seneca Falls Convention? Who helped capture Crazy Horse? Who was responsible for the Highland Clearances? Who led the conquistadors? Who were the nomadic people along the Silk Road?