Napoleon timeline By jamesofthehughs Aug 12, 1769 Napoleon Bonaparte born in Ajaccio,Corsica Oct 28, 1785 Graduates from Ecole Militaire with the rank of second lieutenant in the artillery. Nov 3, 1785 Stationed in Valence Dec 22, 1793 For his courage at an internal French battle at Toulon, Napoleon receives the new rank of brigadier general Period: Aug 9, 1794 to Aug 20, 1794 Napoleon is imprisoned under suspicion of being a Jacobin and a supporter of Robespierre.