Later in the war it was notionally reactivated for deception purposes as a formation of the British Fourth Army as part of Operation Fortitude North, the threat to invade Norway at the time of the Normandy landings, with headquarters at Dundee. It was composed of the genuine British 52nd Infantry Division at Dundee, the notional U.S. 55th Division in Iceland, a Norwegian brigade, and three notional U.S. Army Ranger battalions in Iceland, plus corps troops. It moved south with Fourth Army for Fortitude South II, the continuation of the threat to the Pas de Calais, with headquarters at Folkestone in Kent and consisting of the British 61st and 80th divisions and 5th Armoured Division, the latter two notional and the 61st a genuine but low-establishment formation. It notionally moved to East Anglia in September, to Yorkshire in December, and was notionally disbanded in January 1945. Its insignia was a scallop shell on a blue ground.