The Campaign of France—Battles of Brienne and La Rothiere—Expedition of the Marne—Battles of Nangis and Montereau—Schwartzenberg Retreats—Napoleon again marches against Blucher—Attacks Soissons and is Repulsed—Battles of Craonne and Laon—Napoleon at Rheims—His Perplexities—He Marches to St. Dizier. 406