The Contras (from la contrarrevolución) were the various U.S.-backed and funded right-wing rebel groups that were active from 1979 to 1990 in opposition to the Marxist Sandinista Junta of National Reconstruction Government in Nicaragua, which came to power in 1979 following the Nicaraguan Revolution. Among the separate contra groups, the Nicaraguan Democratic Force (FDN) emerged as the largest by far. In 1987, virtually all Contra organizations were united, at least nominally, into the Nicaraguan Resistance.
During their war against the Nicaraguan government, there were Contras that committed human rights violations and used terrorist tactics. Many of these actions were reported to be carried out systematically as a part of the strategy of the Contras. Supporters of the Contras tried to downplay these violations, particularly the Reagan administration in the U.S., which engaged in a campaign of white propaganda to alter public opinion in favor of the Contras, while covertly encourag