During the so- called "Secret War", this organization was opposed by the United States.
Group 100 and Group 959 were foreign military forces created for the purpose of aiding this organization. Early leaders of this organization included Prince Soup-hanou-vong. This organization defeated the rival "neutralist" faction and ended the Luang Phrabang dynasty. During the so- called "Secret War", this organization was opposed by the United States. Upon taking power, this group moved the capital to (*) Vientiane and maintained close relations with neighboring North Vietnam. For ten points, name this Communist party that rules Laos.
Group 100 and Group 959 were foreign military forces created for the purpose of aiding this organization.
{Pathet Lao}