 He was made a Waffen-Oberführer der SS and commanded the SS Kampfgruppe Deak in Vojvodina.In November, 1944, he was attached to the 25th Waffen Grenadier Division der SS "Hunyadi" and was appointed commander of the 61 Waffen Grenadier Regiment der SS.The Deák SS Battlegroup consisted of approximately 1,000 men in three infantry companies, a heavy weapons platoon, and a signals platoon.