sentences:  He is appointed as colonel of the 4th Dragoons Regiment on 4 October 1799 and takes part with his regiment in the campaigns of 1800–01 in the Gallo-Batavian Army, where he distinguishes himself at Nuremberg on 18 December 1800.Awarded with Knight's cross of the Légion d'honneur on 11 December 1803 and Officer's cross of this Order on 14 June 1804, he takes part with the Grand Army in the campaign of 1805 in Austria, where he distinguishes himself at Donauwerth on 18 October 1805 and at Diernstein, where he is taken as prisoner and exchanged, on next 11 November, and he is promoted to brigadier-general on 24 December 1805.Appointed as commander of the depot of dragoons in Versailles on 17 June 1806, he is called up to the Grand Army in July to take command of the 2nd Brigade of the 1st Cavalry Corps, becomes Equerry to the Emperor on 23 September, and takes part in the campaign of 1806 in Prussia, where he distinguishes himself at Schleitz on 9 October and at Crewismuhlen on 4 November 4.