<prompt> Qedela lo musho olandelayo: IMpi Yezwe I yaqala lapho iAustria-Hungary imemezela impi eSerbia ngoJulayi 28, 1914. I-SAF i-Serbian Air Force yaqala ukusebenza kusukela ngosuku lokuqala. Ekuqaleni kweMpi Yezwe I, abashayeli bezindiza baseSerbia ababenekhono futhi benolwazi lwezimpi zaseBalkan babephumelele ekunikezeni ukwaziswa okubalulekile ngenani, ukunyakaza, nesimo samabutho esitha. Bafaka isandla ekunqobeni kokuqala kwamaSerbia ngo-1914 eNtabeni iCer,  <response>: IKolubara nomfula iDrina. Ekuqaleni kuka-1915, behlome ngezibhamu ezinemishini namabhomu, abashayeli bezindiza baseSerbia baphumelela ekulweni nesitha ngokuhlasela izindiza zabo ezazindiza phezu kwendawo enobukhosi yaseSerbia noma ngokuqhumisa amabhomu ezindaweni ezibalulekile ezingemuva. 