Maintaining order was the most pressing problem facing the parliamentary regime and the most difficult one to resolve. For one thing, the communist-inspired insurgency persisted and generated a mistrust of all dissidents .The radicalization of the student movement was attributed to communist influence, and student leaders were regularly accused of being agents for Beijing and Hanoi. Particularly after the fall of South Vietnam, Laos, and Cambodia, all dissidents were likely to be labeled communists by the military and by right-wing politicians. Even in moderate government circles, misgivings were expressed about continued student activism and the growth of militancy against the monarchy. In April 1975, fourteen labor organizers and student leaders were arrested under anticommunist legislation used for the first time since Thanom's overthrow