. . . . . "Battle of Zhongdu" . . "captured and sacked" . "Jin Dynasty" . . "razed to the ground" . . . . . . . "Siege of Zhongdu" . "Unknown" . "Battle of Zhongdu" . . "China" . . . . . . "Unknown" . . . . . "destroyed it" . . "Mongol victory" . "Mongol Empire" . "Siege of Zhongdu (1215)" . "besiege the city" . "6,000" . . "besieged capital of Zhongdu" . "Mongol siege upon Zhongdu" .