On August 17, 1914, the regiment disembarked and was accordingly engaged on the French front at the early beginning of the conflict.

The RICM, Colonial Infantry Regiment of Morocco (French: Régiment d'infanterie coloniale du Maroc, R.I.C.M) was officially created on June 9, 1915.

The regiment was composed primarily of Frenchmen of european descent, in accordance with the infantry of the French Marines.

[1] The RICM, reinforced by the 43rd Senegalese Tirailleurs battalion and two Somali companies, made their way through the trenches, piercing the lines a depth of two kilometers while undergoing counter-attacks and captured the Fort Douaumont.

The regimental colours would bear no less than 10 palms on the croix de guerre 14-18, the Légion d'honneur, the Médaille militaire (July 5, 1919) and the Order of the Tower and Sword.

During this period, the regiment was awarded the Military Sharifian Medal (French: Mérite Militaire Chérifien).

The 3rd battalion and the franc group of the RICM were awarded the Croix de guerre des théâtres d'opérations extérieures at the orders of the armed forces.

Commanded by colonel Avre, the regiment had been engaged in battle for ten days and endured considerable losses when situated at the heights of Civray, south of Esvres.

The RICM was the first to reach the Rhin, aspirant Jean-Louis Delayen raised the fanion of his squadron at Rosenau on November 20, 1944.

In May 1956, the Colonial Infantry Regiment of Morocco (French: Régiment d'Infanterie Coloniale du Maroc, R.I.C.M) made its way to Algeria.

The RICM formed the 513th unit of the local force of the Algerian order of battle during the transitory period to full independence (Accords d'Evian).

In October of the same year, the regiment took part in the skirmish of "Forchana" followed by the combat engagement of "Katafa": where four military personnel were seriously wounded.

During these various combats, heavy losses were inflicted on rebels and a vast number of materials, arms and vehicles was recuperated or destroyed.

In parallel from March 1978 to September 1978, the 1st squadron was part of the first detachment of the United Nations Interim Force in Lebanon UNIFIL at the corps groupment of the 3rd Marine Infantry Parachute Regiment 3e RPIMa.

A citation at the orders of the armed forces was awarded in October 1978 to the RICM for peace combat engagements in Lebanon, and Tchad in 1978.

By a decision decree dated October 25, 1978, actions led by a regiment in a country linked to France by a cooperation accords (agreement) in the various fields and at the corps of the United Nations Interim Force in Lebanon was seen recompensated by attribution of an 18th citation at the orders of the armed forces.

In 2019, it was announced that the RICM would deploy in the first trimester of 2021 to joint the ongoing Operation Barkhane in the African Sahel region, where the unit would be tasked with anti-terrorism, support, and civil affairs missions.