British Army during the Second World War the command of Lieutenant-General Sir Alan Cunningham. Over time the Eighth Army would be commanded by Neil Ritchie, Claude Auchinleck, Bernard Montgomery, Oliver Leese and Richard McCreery. In the early years of the war Eighth Army suffered from poor leadership and repeated reversals of fortune until the Second Battle of El Alamein when it advanced across Libya into Tunisia and joined the First Army in the 18th Army Group. The Eighth Army, under 15th Army Group command, later took part in the Allied invasion of Sicily, the Allied invasion of Italy and the Italian Campaign, where progress was slow and
Australian Army during World War II further reinforcements. In mid-1942, the Axis forces defeated the Commonwealth force in Libya and advanced into north-west Egypt. In June the British Eighth Army made a stand just over west of Alexandria, at the railway siding of El Alamein and the 9th Division was brought forward to reinforce this position. The lead elements of the division arrived at El Alamein on 6 July and it was assigned the most northerly section of the Commonwealth defensive line. From that position, the 9th Division subsequently played a significant role in the First Battle of El Alamein, helping to halt the Axis advance.