Cika wannan jumla:
1978 juyin mulki a Afghanistan, inda jam'iyyar kwaminisanci ta dauki iko, ta fara jerin gyare-gyaren gyare-gyare na zamani a duk fadin kasar da aka tilasta da kuma rashin amincewa, musamman ma a tsakanin al'ummomin karkara da kuma tsarin ikon gargajiya. Halin tsarin mulki na murkushe adawa, gami da kashe dubban fursunonin siyasa, ya haifar da hauhawar kungiyoyin 'yan adawa da gwamnati, kuma a watan Afrilun 1979 manyan sassan kasar sun kasance cikin tawaye. Jam'iyyar da ke mulki kanta ta sami gwagwarmaya mai zurfi, kuma a watan Satumbar 1979 an kashe Babban Sakataren Jam'iyyar Demokradiyyar Jama'ar Afghanistan (PDPA), Nur Mohammad Taraki, a karkashin umarnin mataimakinsa, Hafizullah Amin, wanda ya lalata alaƙar da Tarayyar Soviet. Daga karshe gwamnatin Soviet, a karkashin Sakatare Janar Leonid Brezhnev, ta yanke shawarar kafa rundunar soji ta 40 a ranar 24 ga Disamba, 1979. Da suka isa babban birnin Kabul, sun yi juyin mulki, suka kashe babban sakataren PDPA Amin kuma suka sanya Babrak Karmal mai biyayya ga Soviet daga wata ƙungiya mai hamayya. An tura turawa daban-daban a matsayin "mamayewa" (ta hanyar kafofin watsa labarai na Yammacin Turai da 'yan tawaye) ko halattaccen tallafi na tallafi (ta Tarayyar Soviet da gwamnatin Afghanistan) bisa ka'idar Brezhnev.