His plan is just hit first, hit with mass forces, and catch these boys before they can all link up. In less than six weeks, the French reached the Danube, catching the Austrian army of General Karl Mack by surprise. While his enemy wavered, Napoleon struck the decisive blow. He comes down behind 'em and any sensible general would have run. Mack had lost almost his entire army.
All empires come to an end.
Now nothing stood between Napoleon and Vienna. I have destroyed the Austrian army by simply marching. So there he has already defeated half the Austrian army. On November 14, Napoleon led his soldiers into Vienna, the capital of the ancient Austrian Empire. The Emperor Francis I had fled, leaving his palaces and gardens to the enemy.