Shekarar 1945 shekara ce mai cike da ruwa a cikin tarihin Laos.A karkashin matsin lamba na Japan, Sarki Sisavangvong ya ayyana 'yancin kai a watan Afrilu.Yunkurin ya ba da damar ƙungiyoyi daban-daban na samun 'yancin kai a Laos ciki har da Lao Seri da Lao Pen Lao don haɗa kai cikin ƙungiyar Lao Issara ko "Free Lao" wanda Yarima Phetsarath ya jagoranta tare da adawa da komawar Laos ga Faransa .Jafanawa sun mika wuya a ranar 15 ga Agustan 1945 sun ba da karfin gwiwa ga bangarorin Faransawa kuma Sarki Sisavangvong ya kori Yarima Phetsarath.Yarima Phetsarath wanda bai yanke hukunci ba ya yi juyin mulki a watan Satumba kuma ya sanya dangin sarki a Luang Prabang a gidan kaso.A ranar 12 ga Oktoba 1945 aka ayyana gwamnatin Lao Issara a ƙarƙashin gwamnatin farar hula na Prince Phetsarath.A cikin watanni shida masu zuwa Faransawa sun yi zanga-zangar adawa da Lao Issara kuma sun sami damar sake tabbatar da ikon Indochina a cikin Afrilu 1946. Gwamnatin Lao Issara ta tsere zuwa Thailand, inda suka ci gaba da adawa da Faransa har zuwa 1949, lokacin da kungiyar ta rabu kan tambayoyi game da dangantaka. tare da Vietminh da kwaminisanci Pathet Lao aka kafa.Tare da Lao Issara da ke gudun hijira, a cikin watan Agustan 1946 Faransa ta kafa daular tsarin mulki a Laos karkashin jagorancin Sarki Sisavangvong, kuma Thailand ta amince da mayar da yankunan da aka kwace a lokacin yakin Franco-Thai don musanya wakilci a Majalisar Dinkin Duniya.Babban taron Franco-Lao na 1949 ya ba wa mafi yawan membobin Lao Issara afuwa ta hanyar tattaunawa tare da neman sassauci ta hanyar kafa Masarautar Laos daular mulkin mallaka mai cin gashin kanta a cikin Tarayyar Faransa.A cikin 1950, an ba da ƙarin iko ga Gwamnatin Royal Lao ciki har da horo da taimako ga sojojin ƙasa.A ranar 22 ga Oktoba, 1953, Yarjejeniyar Amity da Association ta Franco-Lao ta mika sauran ikon Faransa zuwa ga Gwamnatin Royal Lao mai zaman kanta.A shekara ta 1954 rashin nasara a Dien Bien Phu ya kawo shekaru takwas na fada da Vietminh, a lokacin yakin Indochina na farko , zuwa ƙarshe kuma Faransa ta yi watsi da duk wani iƙirari ga yankunan Indochina.^[50]