The Battle Hostile_encounter of Reims ( 12–13 March Self_motion 1814 ) was fought Hostile_encounter at Reims , France between an Imperial French army commanded Control by Emperor Napoleon and a combined Cause_to_amalgamate Russian-Prussian corps led Causation by General Emmanuel de Saint-Priest .

On the first day , Saint-Priest 's Russians and General Friedrich Wilhelm von Jagow 's Prussians easily captured Conquering Reims from its French National Guard garrison , capturing Arrest or killing Killing more than half of its defenders .

On the second day , an overconfident Saint-Priest carelessly deployed Arranging his forces west of the city , not grasping Know that Napoleon was approaching Arriving with 20,000 troops .

Too late , Saint-Priest realized Know who he was fighting Hostile_encounter and tried to organize Arranging a retreat Escaping .

During the fighting Hostile_encounter , Saint-Priest was struck Attack by a howitzer shell and died Death two weeks later .