<prompt> Bhala okuqhubekayo kwalesi sigaba - ISerbia yalwa ezimpini zaseBalkan ngo-1912-1913, ezaphoqa ama-Ottoman ukuba aphume eBalkan futhi aphindaphindeka kabili insimu kanye nenani labantu baseMbusweni waseSerbia. Ngo-1914, umfundi osemusha ongumSerb waseBosnia ogama lakhe linguGavrilo Princip wabulala iNgonyama uFranz Ferdinand wase-Austria, okwaba nomthelela oqondile ekuqhamukeni kweMpi Yezwe I. Ezimpini ezalandela, i-Austria-Hungary yangena eSerbia. Naphezu kokuncipha kwabo ngamanani, amaSerb anqoba ama-Austro-Hungary eMpini yaseCer, okwaphawula ukunqoba kokuqala kwama-Allied phezu kwamazwe aseCentral empini. Okunye ukunqoba empini yaseKolubara  <response>: futhi iDrina kwakusho ukuthi iSerbia yayingavinjelwe njengoba impi yayingene onyakeni wayo wesibili. Nokho, ukuhlasela kwamabutho aseJalimane, i-Austria-Hungary neBulgaria kwawacindezela amaSerb ebusika buka-1915, futhi ukuhoxa okwalandela kwebutho laseSerbia e-Albania kwabulala amaSerb angaphezu kuka-240 000. Amabutho aseSerbia achitha iminyaka eyasala yempi elwa eThessaloniki Front eGrisi, ngaphambi kokukhulula iSerbia ekuqashweni yi-Austro-Hungary ngoNovemba 1918. ISerbia yalahlekelwa kakhulu abantu abaningi eMpini Yezwe I. 