Original sentence: According to Encarta a disputed succession to the throne following the reigns of Kresimir IV (1058-1074) and Zvonimir (1075-1089) led to an invasion by Hungary.According to Frederick Bernard Singleton in the eyes of Croatians Croatia was a separate state which happened to share a ruler with the Hungarians.Croatian historians argue that the union was a personal one in the form of a shared king, while Hungarian and Serbian historians insist that Croatia was conquered.From then until 1918 kings of Hungary were also kings of Croatia, represented by a governor (ban), but Croatia kept its own parliament (Sabor) and considerable autonomy.The act of unions was probably dealed in Pacta conventa, but most historians think this document is a 14th century forgery.The two kingdoms united under the Hungarian king, either by the choice of the Croat nobility or by Hungarian force, in 1102.and according to Daniel Power Croatia became part of Hungary in the late 11th and early twelfth century
Edited sentence: Croatian historians argue that the union was a personal one in the form of a shared king, while Hungarian historians insist that Croatia was conquered.Kingdom of Croatia and Hungary was from 1102, a personal union of two kingdoms, Kingdom of Croatia and Kingdom of Hungary, united under the Hungarian king.The act of unions was dealed in Pacta conventa