Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Koirala ya shiga siyasa a cikin 1954 wanda aka yi wahayi zuwa gare shi da manufofin zamantakewar dimokiradiyya na Nepali Congress. A shekara ta 1958 ya shiga cikin Bhadra Abagya Aandalon, (Civil Disobedience Movement) wanda Majalisa ta Nepali ta kaddamar. A shekarar 1959, ya tsunduma cikin manufofin jam'iyyar na gudanar da zabubbukan dimokiradiyya. Zaben ya ga Bishweshwar Prasad Koirala ya zama firaministan kasar da aka zaba. Koyaya, Sarki Mahendra ya shirya kuma ya aiwatar da juyin mulki a watan Disamba na 1960 kuma ya kori Bishweshwar Prasad Koirala. Wannan ya haifar da gudun hijira na 'yan mambobin Nepali Congress zuwa Indiya, wanda ya hada da Sushil Koirala. Ya kasance a cikin hijirar siyasa a Indiya tsawon shekaru 16 bayan karɓar mulkin sarauta na 1960. Koirala kuma ya shafe shekaru uku a gidajen kurkuku na Indiya saboda sa hannu a cikin satar jirgin sama a 1973. Yayin da yake gudun hijira, Koirala shi ne editan Tarun, littafin jam'iyyar. Ya kasance memba na Kwamitin Aiki na Jam'iyyar tun daga 1979 kuma an nada shi Babban Sakataren jam'iyyar a 1996 kuma Mataimakin Shugaban a 1998.  Tambaya: Yaya tsawon lokacin da Bishweshwar ya yi a gudun hijira?
Shekaru 16