 Complete the following phrase:  Henri François Marie Charpentier 23 June 1769  14 October 1831 became a French chief of staff during the French Revolutionary Wars and a division commander during the Napoleonic Wars. In 1791 he joined a volunteer battalion and later became a staff officer. He served as Jacques Desjardins chief of staff when that general served as commander of the right wing of the Army of the North during the battles of Grandreng, Erquelinnes and Gosselies in 1794. Next year he was Jacques Maurice Hatrys chief of staff during the Siege of Luxembourg. He was promoted to general of brigade and fought at 