 Complete the following phrase:  In 1789, Lefebvre was a sergeant in the Gardes Françaises. After its disbandment, he enlisted in the National Guard, where he received wounds protecting the Royal Family from an angry mob, after which he joined the revolution. Promoted to brigadier general in 1793, he took part in the Battle of Fleurus 24 June 1794. After General Louis Lazare Hoches death he commanded the Army of Sambre-et-Meuse September 1797. He then commanded the vanguard of the 