7th Armoured Division (United Kingdom) next took part in the Battle of Medenine, followed by the Battle of the Mareth Line in March. In late April, towards the end of the campaign, the 7th Armoured Division was transferred to IX Corps of the British First Army for the assault on Medjez El Bab. The attack was successful, with the 7th Armoured Division competing with the 6th Armoured Division of the First Army in a race to the city of Tunis, with 'B' Squadron of the 11th Hussars being first into the city on the afternoon of 7 May, followed closely by the 22nd Armoured Brigade
7th Panzer Division (Wehrmacht) to the west and 7th Panzer Division to the east, flanked by the SS Division Totenkopf. The following day the British launched a counterattack, deploying two infantry battalions supported by heavily armoured Matilda Mk I and Matilda II tanks in the Battle of Arras. The German 37 mm anti-tank gun proved ineffective against the heavily armoured Matildas. The 25th Panzer Regiment and a battery of anti-aircraft guns were called in to support, and the British withdrew. On 24 May, Hitler issued a halt order. The reason for this decision is still a matter of debate. He may have overestimated the