This campaign crushed the Prussian army, which was led by an ageing officer corps resistant to change.

The (1803–1815) were a series of global conflicts between the French Empire, led by Napoleon Bonaparte, and various European coalitions. These wars redefined modern warfare and redrew the map of Europe. 1. Origins and the Grande Armée

Often cited as his greatest victory, it led to the defeat of Austria and Russia and the subsequent Treaty of Pressburg .

The tide began to turn as coalition powers—primarily —began to present a united front against French preponderance.