The treaty of Amiens is broken soon (1803); Bonaparte seizes Hanover, English possession, the kingdom of Naples and Holland, then prepares with the camp of Boulogne a descent in England.
Attacked by conspiracies, it is avenged by the execution for the duke for Enghien, and is made proclaim emperor of the French and king d' Italie under the name of Napoleon 1st.
Russia and Austria are combined in England (1805).
France has for allied Spain and Bavaria.
Napoleon raises the camp of Boulogne, goes up Mein, folds back himself on the right on the Austrians and the force to capitulate in Ulm (October 20, 1805).
England, which preserves on sea its crushing superiority, destroyed the French and Spanish fleet in Trafalgar (October 20, 1805).
But Napoleon enters to Vienna, then will destroy in Austerlitz the Russian army and the last Austrian troops (2 déc. 1805).
Disarmed Austria sign the treaty of Presbourg, by which it yields Istrie to France, the Tyrol in Bavaria, Venezia and Dalmatie with the kingdom of Italy (fine déc. 1805).
Bavaria and Wurtemberg become kingdoms.