Стефан Неманя
Kulin's sister was married to Miroslav of Hum, the brother of Serbian Grand Prince Stefan Nemanja (r. 1166–1196). Byzantine Emperor Manuel I Komnenos (1143–1180) was at that time the overlord of Bosnia. In 1180, when Komnenos died, Stefan Nemanja and Kulin asserted independence of Serbia and Bosnia, respectively.