### Ladislaus II, Stephen IV
Ladislaus II He was born around 1131, as Béla II's second son. In 1137 he is mentioned as the Prince of Bosnia. Around 1160 he acted as a pretender against his elder brother, Géza, then he fled to Byzantium. Later he became king with Byzantine support. He died on 14 January 1163. He was buried at Székesfehérvár. ZSA Stephen IV He was born around 1133, as king Béla II's third son. Since 1157 he acted as an usurper to the throne against his brother, Géza II, asking for the support of either the German-Roman or the Byzantine Empire. During the reign of his brother, Ladislaus II, he was the leader of the ducate (1162-63), then became king. His short rule ended with a lost battle, after which the returning Stephen III was captured, then left for Byzantium. He then made several attempts to regain power, and on one such occasion on 11 April, 1165, he was poisoned in the castle of Zimony. First he was buried in Zimony, then in Székesfehérvár. ZSA