War of the Bavarian Succession
Promoted to "Oberst" commanding the 19th Infantry Regiment 19 in 1774, he led his men during the War of the Bavarian Succession, where he took the "Böhmertor", city of Habelschwerdt and captured the Prussian Commander Prince Hessen-Philippstal, a feat which won Alvinczy promotion to Major General and award of the "Militär-Maria Theresien-Orden" (MTO).