Panzer III addition, to counter enemy anti-tank rifles, starting from 1943, the Ausf. L version began the use of spaced armour sideskirts and screens (known as "Schürzen" in German) around the turret and on the vulnerable hull-sides. However, due to the introduction of the upgunned and more-armoured Panzer IV, the Panzer III was, after the German defeat at the Battle of Kursk in the summer of 1943, relegated to secondary/minor combat roles, such as tank-training, and it was finally replaced as the main German medium tank by the Panzer IV and the Panzer V Panther. The Panzer III's strong, reliable and durable
XXXXI Panzer Corps XXXXI Panzer Corps XXXXI Panzer Corps (also written as: XLI Panzer Corps) was a Panzer (armoured) corps in the German Army during World War II. The corps was originally formed, as the XXXXI Corps, on 5 February 1940 in "Wehrkreis" VIII (Silesia) as "Armeekorps (mot)". Reorganised as a Panzer Corps, it was known as the XXXXI Panzer Corps and was commanded by General Georg-Hans Reinhardt. In the May 1940 Battle of France, the XXXXI Panzer Corps was one of the three Panzerkorps that broke through the Ardennes in the Battle of Sedan and drove west to the sea at Abbeville.