Koirala wuxuu galay siyaasadda 1954kii isagoo ku dhiiraday fikradaha bulsho-demoqraadiga ah ee Koongareeska Nepal. 1958kii wuxuu si firfircoon uga qeyb qaatay Bhadra Abagya Aandalon, (Horumarinta Diidmada Madaniga ah) oo ay bilaabeen Koongareeska Nepal. 1959kii, wuxuu si firfircoon uga qayb qaatay ujeeddada xisbiga ee ah in la fuliyo doorashooyinka dimuqraadiga ah. Doorashadu waxay aragtay Bishweshwar Prasad Koirala oo noqday ra'iisul wasaarihii ugu horreeyay ee la doorto ee dalka. Si kastaba ha ahaatee, Boqor Mahendra wuxuu qorsheeyay oo fuliyay afgambi bishii Diseembar 1960 wuxuuna eryay Bishweshwar Prasad Koirala. Tani waxay keentay in dhowr xubnood oo ka tirsan Koongareeska Nepal ay u qaxaan Hindiya, oo ay ku jiraan Sushil Koirala. Wuxuu ku hadhay dalka dibadhig siyaasadeedka Hindiya muddo 16 sano ah.
16 sano jir