Einsatzgruppe I, commanded by SS-Standartenführer Bruno Streckenbach, acted with 14th Army Einsatzgruppe II, SS-Obersturmbannführer Emanuel Schäfer, acted with 10th Army Einsatzgruppe III, SS-Obersturmbannführer und Regierungsrat Herbert Fischer, acted with 8th Army Einsatzgruppe IV, SS-Brigadeführer Lothar Beutel, acted with 4th Army Einsatzgruppe V, SS-Standartenfürer Ernst Damzog, acted with 3rd Army Einsatzgruppe VI, SS-Oberführer Erich Naumann, acted in Wielkopolska Einsatzgruppe VII, SS-Obergruppenführer Udo von Woyrsch and SS-Gruppenführer Otto Rasch, acted in Upper Silesia and Cieszyn Silesia[25]