 Complete the following phrase:  Napoleon won the Battle of Montereau on 18 February, resulting in 5,000 Allied casualties and capturing 15 artillery pieces. This induced Schwarzenberg to fall back on first Troyes and then farther east on 23 February. Marshal Nicolas Oudinot pursued with Kellermanns cavalry, including Jacquinots division, while MacDonald led a second pursuing column. On 27 February, Napoleon left Oudinot and MacDonald to watch Schwarzenbergs army with 42,000 men and marched with 35,000 troops against Blücher, who was headed for Paris. Napoleon took with him Roussels division and Sparres brigade, which arrived from Spain at this time. Subsequently, Roussels detached division fought at the battles of Craonne, 