By 1944, blitzkrieg as a German tactic was finished. The last actual appearance of blitzkrieg in the war when several German Armies smashed through the weak Allied lines in the Ardennes forest in what became known as the Battle of the Bulge. Luckily, their momentum did not hold, which marked an end to blitzkrieg warfare in WWII. | By 1944, blitzkrieg as a German tactic was finished. The last actual appearance of blitzkrieg in the war when several German Armies smashed through the weak Allied lines in the Ardennes forest in what became known as the Battle of the Bulge. Luckily, their momentum did not hold, which marked an end to blitzkrieg warfare in WWII. |