The ruler of Epirus, Theodore Komnenos Doukas, exploited the dissension among the nobility in Thessalonica to gradually conquer the kingdom's fortified towns one after another.
O gobernante de Epiro, Teodoro Comneno Ducas, explotou a disensión entre a nobreza de Tesalónica para conquistar gradualmente as cidades fortificadas do reino unha tras outra.