By Jan Wolfe WASHINGTON (Reuters) -U.S. federal prosecutors on Wednesday accused Chinese government agents of trying to spy on and intimidate dissidents living in the United States including a congressional candidate. Justice Department officials said the three criminal cases amounted to “transnational repression” by an authoritarian government, including a discussion of assaulting one dissident. “These cases expose attempts by the government of the People’s Republic of China to suppress dissenting voices within the United States and demonstrate how the PRC attempts to stalk, intimidate and si…