Battle of Jena–Auerstedt
Napoleon's armies previously smashed the army of the Austrian Empire in the Ulm Campaign and the combined Austrian and Russian armies at the Battle of Austerlitz on 2 December 1805. On 14 October 1806 Napoleon crushed the armies of the Kingdom of Prussia at the Battle of Jena–Auerstedt and hunted down the scattered Prussians at Prenzlau, Lübeck, Erfurt, Pasewalk, Stettin, Magdeburg and Hamelin.