 Complete the following phrase:  In 1795 he became chief of staff to Jean Victor Marie Moreau who commanded the Army of the North. He later served under Joseph Souham in Holland. On 19 September 1799, he led the advance-guard in Herman Willem Daendels division at the Battle of Bergen. For his battlefield exploits, he became a general of brigade on 26 September 1799. He also fought in Guillaume Marie Anne Brunes victory at the Battle of Castricum on 6 October. Again serving under Moreau, he participated in the 