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
First Battle of El Alamein open left flank to the south in the same way he had at Gazala. He decided instead to employ delaying tactics while withdrawing a further or more east to a more defensible position near El Alamein on the Mediterranean coast. Only to the south of El Alamein, the steep slopes of the Qattara Depression ruled out the possibility of Axis armour moving around the southern flank of his defences and limited the width of the front he had to defend. While preparing the Alamein positions, Auchinleck fought strong delaying actions, first at Mersa Matruh on 26–27 June and then Fuka