He led his cavalry and grenadiers at the Battle of Eckmühl on 22 April 1809, the Battle of Aspern-Essling on 21–22 May, and the Battle of Wagram on 5–6 July.
Ia memimpin kavaleri dan grenadiers dalam pertempuran Eckmühl pada 22 April 1809, Pertempuran Aspern-Essling]] pada 21–22 Mei, dan pertempuran Wagram pada 5–6 Juli.