. "4th ''R\u00E9giment d'Infanterie de Ligne''" . . . . "4th demi-brigade" . "4th Infantry Regiment" . "4th line infantry regiment" . "4th Infantry Regiment (France)" . "46th Infantry Regiment" . . "4th Infantry Regiment (France)" . "4th Line Infantry Regiment" . "4th Infantry regiment of line" . "4th line regiment" . . . "4th regiment" . . .