The 1st Battalion served in many different brigades and divisions, mainly with British Indian Army units, and fought in many different battles and campaigns such as the North African Campaign, the Italian Campaign and the Battle of Anzio when they were a part of 18th Infantry Brigade, assigned to the 1st Infantry Division where they were involved in some of the fiercest fighting of the war. The 18th Brigade returned to the 1st Armoured Division in August 1944 but, on 1 January 1945, the division was disbanded and 18th Brigade was broken up and used as replacements for other units. The 1st Buffs spent the rest of the war with the 24th Guards Brigade attached to the 56th (London) Infantry Division. With the 56th Division, the battalion fought in Operation Grapeshot, the final offensive in Italy which effectively ended the campaign in Italy.