The 15th Waffen-Grenadierdivision der SS (lett. Nr. 1) was formed in the Waffen SS’s drive for manpower in the wake of Operation Barbarossa, the invasion of the Soviet Union in June 1941. After a successful recruitment drive in the Reichskommissariat Ostland (Baltic states) for the Nazi anti-partisan brigades, Heinrich Himmler formed Baltic legions by late August 1942, including the Lettische SS-Freiwilligen-Legion, the nucleus of the later 15th Waffen Grenadier Division of the SS. The Division fought on the Pomeranian Wall defences. At Podgaje, 2 February 1945.