Line infantry
On April 1, 1841, the Legion was split in two formations. The 2nd Regiment was organized at Bône, on April 13, 1841, provisionary at two battalions of the 1st Foreign Regiment; the 4th battalion was sent to Algiers and the 5th battalion was garrisoned at Bône. The regiment consisted, just like the other Line infantry regiments of the époque, a formation of 3,000 men. The 3rd battalion was formed in the following month of May.