The Battle Hostile_encounter of Kosovo took place Process_start on 15 June 1389 between an army led Causation by the Serbian Prince Lazar Hrebeljanović and an invading Attack army of the Ottoman Empire under the command of Sultan Murad Hüdavendigâr .

The army under Prince Lazar consisted Cause_to_be_included of his own troops , a contingent led by Serbian nobleman Vuk Branković , and a contingent sent from Bosnia by King Tvrtko I , commanded Control by Vlatko Vuković .

Prince Lazar was the ruler of Moravian Serbia and the most powerful among the Serbian regional lords of the time , while Vuk Branković ruled Control District of Branković located in Kosovo and other areas , recognizing Know Lazar as his overlord .

Prince Lazar was the ruler of Moravian Serbia and the most powerful among the Serbian regional lords of the time , while Vuk Branković ruled Control District of Branković located in Kosovo and other areas , recognizing Know Lazar as his overlord .

The bulk of both armies were wiped Removing out in the battle Hostile_encounter , and both Lazar and Murad were killed Killing .