In the fourth year of the Jianzhong era, soldiers of the Jingyuan Garrison mutinied and captured Chang'an. Emp…
In the fourth year of the Jianzhong era, soldiers of the Jingyuan Garrison mutinied and captured Chang'an. Emperor Dezong of Tang fled in panic to Fengtian, where he was besieged by rebel forces for over a month, historically known as the "Fengtian Calamity."