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
I Should Have Known Better It was not released as a single at that time. In 1976, it was released as a B-side to "Yesterday". In the US, "I Should Have Known Better" was released on 13 July 1964 as the B-side to "A Hard Day's Night" and reached number 53 in the "Billboard" Hot 100, and number 43 on the "Cash Box" chart. As part of the film contract, United Artists acquired album rights for the American market. The company released a soundtrack album on 26 June 1964 with eight Beatles songs and four instrumentals. "I Should Have Known Better" was performed in the