Military history of Italy during World War II of Egypt, but at the First Battle of El Alamein (July 1942) General Claude Auchinleck halted Rommel's advance only from Alexandria. Rommel made a final attempt to break through during the Battle of Alam el Halfa but Eighth Army, by this time commanded by Lieutenant-General Bernard Montgomery, held firm. After a period of reinforcement and training the Allies assumed the offensive at the Second Battle of Alamein (October/November 1942) where they scored a decisive victory and the remains of Rommel's German-Italian Panzer Army were forced to engage in a fighting retreat for to the Libyan border with Tunisia. After the
Army of the Rhine (1870) an estimative decomposition by grand units: The 1st Infantry Division of the Imperial Guard () was commanded by général Deligny The 2nd Infantry Division of the Imperial Guard was commanded by général Picard The Cavalry Division of the Imperial Guard was commanded by général Desvaux The 1st Army Corps () was commanded by Patrice de MacMahon, Duke of Magenta, with chef d'état-major général Colson. général Ducrot, former commander of the 1st Division, succeeded Marshal Mac Mahon who recently assumed command of the Army of Châlons. général Joly Frigola commanded the artillery. The 1st Infantry Division of the 1st Army Corps