Kammala jumla mai zuwa: An sanya Rundunar Sojoji ta 262 a gaban Maginot Line a ƙarshen 1939 kuma ya kasance a can har sai bayan kammala yakin Faransa. A watan Satumbar 1940, an sake tura sashen zuwa
mamaye Poland, kuma ya shiga cikin "Operation Barbarossa" a watan Yunin 1941. Ya ci gaba ta hanyar Brody, Zhytomyr, Kiev da Bryansk sannan aka tura shi zuwa yakin Moscow. A cikin 1942, ya yi aiki a ƙarƙashin Army Group Center. A ranar 15 ga Satumba, 1942, Friedrich Karst ya maye gurbin Theisen a matsayin kwamandan rundunar.