 However, the agreement was contravened almost immediately by the United States, the Soviet Union, the Peoples Republic of China, North Vietnam and the Pathet Lao themselves.Contrary to the agreement, North Vietnam continued to garrison 7000 soldiers in Laos, the Soviet Union and the Peoples Republic of China provided military support to the Pathet Lao, and the United States began a bombing campaign that supported both the Royal Laotian Government and their efforts in South Vietnam.Despite the cease fire, the Pathet Lao continued to attack and harass Neutral forces.