 Complete the following phrase:  After Jan Žižkas death on 11 October 1424, Jan Hvězda of Vícemilice and Bohuslav of Švamberk took the lead of the Taborite forces. The combined forces of Taborites, Sirotci and Praguers decisively defeated mercenaries from Saxony, Thuringia, Lusatia and Meissen in the Battle of Usti on 16 June 1426. Under the leadership of Prokop Holý, the combined troops of the Taborites and Sirotci defeated Albrecht II in the Battle of the Light. The Taborites in conjunction with the Sirotci and the Prague Union turned to flee from the Third and Fourth Crusades against the Hussites, in the battles of the 