The irregular companies trained the previous year in Thailand were now formed into a battalion called SGU 1. Irregular forces proliferated throughout the country. In Military Regions 3 and 4, action, intelligence, and road watch teams infiltrated the Ho Chi Minh Trail.
In December, Vang Pao was promoted to Brigadier General by King Sisavong.[73]
Between 1963 and 1965, 18-20,000 Meo tribemen were victims of genocide by Pathet Lao forces