Yaƙin basasa na Laotian (1959-1975) yaƙin basasa ne a Laos wanda aka yi tsakanin Pathet Lao na Kwaminisanci da Gwamnatin Royal Lao daga 23 Mayu 1959 zuwa 2 Disamba 1975. Yana da alaƙa da Yaƙin Basasar Cambodia da Yaƙin Vietnam , tare da duka biyun. Bangarorin da ke samun gagarumin goyon bayan waje a yakin neman zabe tsakanin manyan kasashen duniya na yakin cacar baka .Ana kiransa Yaƙin Sirrin tsakanin Cibiyar Ayyuka ta Musamman ta CIA ta Amurka, da Hmong da Mien tsoffin sojojin yaƙin.^[51] Shekaru masu zuwa sun kasance alama ce ta hamayya tsakanin masu tsaka tsaki a karkashin Yarima Souvanna Phouma, reshe na dama a karkashin Yarima Boun Oum na Champassak, da kuma bangaren hagu na Lao Patriotic Front karkashin Yarima Souphanouvong da rabin-bietnam Firayim Minista na gaba Kaysone Phomvihane.An yi ƙoƙari da yawa don kafa gwamnatocin haɗin gwiwa, kuma a ƙarshe an zaunar da gwamnatin "haɗin kai" a Vientiane.Yakin da aka yi a Laos ya hada da sojojin Arewacin Vietnam, sojojin Amurka da sojojin Thai da sojojin Kudancin Vietnam kai tsaye kuma ta hanyar da ba bisa ka'ida ba a cikin gwagwarmayar neman iko da Panhandle Laotian.Sojojin Arewacin Vietnam sun mamaye yankin don amfani da hanyar samar da titin Ho Chi Minh da kuma matsayin yanki don kai hare-hare zuwa Kudancin Vietnam.Akwai babban gidan wasan kwaikwayo na biyu akan kuma kusa da Filayen Jars na Arewa.Arewacin Vietnam da Pathet Lao a ƙarshe sun sami nasara a cikin 1975 a cikin ɓacin rai na nasarar sojojin Arewacin Vietnam da Vietnamese ta Kudu Vietnam a Yaƙin Vietnam.Kimanin mutane 300,000 ne daga kasar Laos suka tsere zuwa makwabciyar kasar Thailand sakamakon kwace Pathet Lao.^[52]Bayan da 'yan gurguzu suka karbi mulki a Laos, 'yan tawayen Hmong sun yaki sabuwar gwamnati.An tsananta wa Hmong a matsayin maciya amana da "marasa" Amurkawa, tare da gwamnati da kawayenta na Vietnam suna cin zarafin bil'adama kan fararen hula na Hmong.Rikicin farko tsakanin Vietnam da China kuma ya taka rawa inda ake zargin 'yan tawayen Hmong da samun tallafi daga China.Sama da mutane 40,000 ne suka mutu a rikicin.^[53] Pathet Lao ta kama dangin sarautar Lao bayan yakin kuma aka tura su sansanonin kwadago, inda akasarinsu suka mutu a karshen 1970s da 1980, ciki har da Sarki Savang Vathana, Sarauniya Khamphoui da Yarima mai jiran gado Vong Savang.