 He was arrested at the Tuileries on 28 February 1791 by the National Guard, and after a few days of detention was sent back to his regiment at Briançon.La Bourdonnaye left France to join the army of Condé in October 1791, and spent several months in Switzerland after it was dissolved.He returned to France under the Directory and stayed for a short period in Orléans under the name of Guibert.