He fought the Turks again in 1417 in Wallachia, in 1418 around Belgrade, and in 1419 in Bosnia (where he agreed to a five-year truce); the King Emperor awarded him Severin, Mehadia and Orşova. He was called to Bohemia, where he dealt with the Hussite insurrection from 1420 (see Battle of Vítkov Hill), being severely beaten by Jan Žižka at Havlíčkův Brod (see Battle of Německý Brod), in January 1422.