I'm guessing its the fall of China's last dynasty or the fall of Qin Shi. Hope I could help
"They were radical and ultra-democratic, and they completely supported the new republic and the abolition of the monarchy. The Montagnards were composed primarily of the Jacobins and the Cordeliers. The Jacobins, led by Maximilien de Robespierre, longed for a strong, centralized government with economic power."
Source: study.com
His house was Mount Vernom
He desegregated the military with an executive order