 A Turkish raiding party, passing unobstructed through territories of Ottoman vassals, broke into Moravian Serbia in 1381.It was routed by Lazar's nobles Crep Vukoslavić and Vitomir in the Battle of Dubravica, fought near the town of Paraćin.In 1386, the Ottoman Sultan Murad I himself led much larger forces that took Niš from Lazar.