The regiment was expanded to three battalions during the Second World War, and served in France, North Africa, Tunisia, Italy and Western Europe. In the post war period, the regiment was reduced to a single battalion and saw service in Palestine, Egypt, West Germany, Aden, Northern Ireland, and Cyprus. In 1982, the regiment took part in the Falklands War. In the 21st century, the regiment has deployed as peacekeepers to Bosnia, and on operations to both Iraq and Afghanistan.