Cika wannan jumla: Yanayin Yugoslavia ya tsananta a watan Oktoba 1940 lokacin da
Italiya ta mamaye Girka daga Albania, kuma rashin nasarar Italiyanci na farko don samun ci gaba kawai ya kara yawan tsoron Yugoslav cewa Jamus za ta tilasta kai hari ga Girka don taimakawa Italiya. A watan Satumba da Nuwamba 1940 bi da bi, Jamus ta tilasta Hungary da Romania su shiga yarjejeniyar Tripartite. A farkon Nuwamba 1940, Nedić, wanda ya yi imanin cewa Jamus za ta ci yaƙin, ya ba da shawara ga gwamnati cewa ta yi watsi da tsaka tsaki kuma ta shiga Axis da wuri-wuri da fatan cewa Jamus za ta kare Yugoslavia daga "makwabta masu haɗama". Bayan 'yan kwanaki bayan haka Yarima Paul, bayan ya fahimci rashin yiwuwar bin shawarar Nedić, ya maye gurbinsa. Za a sauƙaƙa shirin Jamus na mamaye Girka idan za a iya kawar da Yugoslavia. A cikin 'yan watanni masu zuwa, Yarima Paul da ministocinsa sun yi aiki a ƙarƙashin matsin lamba na diflomasiyyar Jamus, da barazanar harin da Jamus ta kai daga yankin Bulgaria, da kuma rashin yarda da Birtaniyya don yin alkawarin tallafin soja. A ƙarshen 1940, manufofin Biritaniya ga gwamnatin Yugoslavia sun canza daga karɓar tsaka tsaki na Yugoslavia zuwa matsa lamba ga ƙasar don tallafawa a yaƙin da Jamus.