In the chaos of battle, soldiers looked to their Officiers and Bas-Officiers (or NCOs in English) for leadership, support, and alignement!
This wonderful photo by Katie events Photography also highlights the most obvious distinctions between regiments in the French army: facing colour of lapels and cuffs. The violet of le Gatinois contrasts visibly with the green of le Saintonge and the red of le Soissonnois.
Le Régiment Gatinois 