Documentation of the collaboration between the Ukrainska Povstanska Armiya (UPA-Ukrainian Revolutionary Army) and the Generalgouvernement Authorities, 1944 Reports and correspondence of German groups regarding collaboration between the Ukrainska Povstanska Armiya (UPA-Ukrainian Revolutionary Army) and the Generalgouvernement Authorities (Polish land that was not directly annexed to the German Reich) in Lwow, Kamionka-Strumilowa and Rawa-Ruska, including representatives of the Abwehr (German military intelligence); - Relationship with Nationalist Ukrainian gangs; - Connections with gangs operating against Soviet gangs and the Red Army; - Meeting between the UPA gang leader and the SS Obersturmfuehrer, Orel; - Negotiations between UPA officers and Oberleutnant Potsher; - Collaboration between Ukrainian partisans and the UPA in the Rawa-Ruska area.