Battle of Messifre World War II First Indochina War The 6th Foreign Infantry Regiment (French: 6e Régiment Étranger d'Infanterie, 6e REI) was an infantry regiment of the Foreign Legion in the French Army from 1939 to 1941 and again from 1949 to 1955.

On 1 January 1940 the regiment was formulated in two parts: On 28 April 1940 the 1st Marching Battalion of Foreign Volunteers (French: Bataillon de Marche des Volontaires étrangers, 1er BMVE), created in March 1940, was assigned to the 6th Foreign Infantry Regiment, 6e R.E.I and became the 11th Battalion of Foreign Volunteers (French: 11e bataillon de volontaires étrangers, 11e B.V.E) until dissolution on 16 October 1940.

Accordingly, selection and dispatching was regularly done in order to reinforce Legion units engaged in combats in Indochina.

In the meantime and while holding tenure in Tunisia, the regiment was assigned to tasks revolving around missions of maintaining of order.

The insignia of the 6th Foreign Infantry Regiment is represented by the form of a hexagon, three Roman columns of the temple of Jupiter at Baalbek to the left of the insign and the symbols of the Foreign Legion: red and green colors with the grenade with 7 flames in the center.