Ku sii wad qodobkan - Ka dib guushii ciidanka Serbia ee Dagaalkii Kolubara
Bishii Disembar 1914, waxaa ka billowday dagaalkii sokeeye ee Serbia, kaasoo socday illaa iyo dayrtii hore ee sanadka 1915. Hogaaminaya Field Marshal August von Mackensen, Ciidanka Balkanka ee Austro-Hungarian, Ciidanka 11-aad ee Jarmalka iyo maraakiibta webiga ee Danube iyo Sava waxay bilaabeen duulaan 6 Oktoobar 1915, duulaankii ugu weynaa ee ka dhanka ahaa Serbia. Bishii Sebtember 1915, inkasta oo ay aad u badnaayeen ciidankii Serbia, ciidankii Austro-Hungarian Balkan, oo ka gudbay webiyadii Sava iyo Drina iyo ciidankii 11aad ee Jarmalka ka dib markii ay ka gudbeen Danube, waxay qabsadeen Belgrade, Smederevo, Požarevac iyo Golubac, iyagoo abuuraya buundo ballaaran oo koonfurta webiyada Sava iyo Danube, waxayna ku qasbeen ciidamada Serbia inay dib ugu laabtaan koonfurta Serbia.