Upper Laos campaign

The Upper Laos campaign (Vietnamese: Chiến dịch Thượng Lào) was a military campaign of the People's Army of Vietnam military campaign aimed at spreading Vietnamese communist influence to Laos in support of the Pathet Lao. While their advance on Luang Prabang ultimately failed, they managed to occupy parts of Phongsaly (see Battle of Muong Khoua), Sam Neua, Xieng Khouang and Luang Prabang Provinces. Furthermore, Souphanouvong established his Laotian Resistance Government in Sam Neua.