In January 1942, it became one of the division that was quickly redeployed to the Eastern Front in response to the Soviet victory at the Battle of Moscow. The division became part of Army Group North and remained under this army group for the rest of the war, with a brief exception in July 1944, when the division was attached to Army Group Centre before being transferred back to Army Group North. The 225th Infantry Division saw action in the Soviet winter offensives of &lt;a href="Winter%20campaign%20of%201941%E2%80%9342"&gt;1941/42&lt;/a&gt; and , took part in the Siege of Leningrad, participated in the Battle of Demyansk from November 1942 to February 1943, and fought at Lake Ilmen between March and May 1942. At that time, the 333rd Grenadier Regiment (formerly Infantry Regiment 333 (Hamburg)) fought at the Oranienbaum Bridgehead, where it sustained massive casualties (448 dead, 1050 wounded, 89 missing) between 1 May and 15 June 1942. As a result of these irrecoverable losses, the 333rd Regiment was disbanded in January 1943. On 20 February 1944, the 225th Infantry Division absorbed most of the remnants of the 9th Luftwaffe Field Division. Over the course of the year 1944, the 225th Infantry Division was part of the German retreat through the Baltic. The division was trapped in the Courland Pocket in October 1944 and eventually surrendered to Soviet forces in April 1945.