Joining the Deuxième in Lebanon are several hundred troops of an equally distinguished unit. The Troisième RPIM (Third Marine Infantry Parachute Regiment) was formed in French-held Algeria during World War II. To bolster its ranks the Troisième sent recruiters to. London to enlist Frenchmen who had escaped from the occupied mainland. After parachuting into France, the force went on to take part in the jubilant liberation of Paris. In 1948 the Troisième was sent to Indochina, where it was cited for bravery in the battle of Dien Bien Phu.