Alberto Fujimori was used by Fujimori and his supporters to bolster his image as tough on terrorism. Several organizations criticized Fujimori's methods against the Shining Path and the MRTA. Amnesty International said "the widespread and systematic nature of human rights violations committed during the government of former head of state Albert Fujimori (1990–2000) in Peru constitute crimes against humanity under international law." Fujimori's alleged association with death squads is currently being studied by the Inter-American Court of Human Rights, after the court accepted the case of "Cantuta vs Perú". The 1991 Barrios Altos massacre by members of the death squad "Grupo Colina",
Alberto Fujimori of having been successful in a country of failed politicians, creators of debt, builders of mirages, and downright opportunistic." According to a more recent Universidad de Lima survey, Fujimori still retains public support, ranking fifth in personal popularity among other political figures. Popular approval for his decade-long presidency (1990–2000) has reportedly grown (from 31.5% in 2002 to 49.5% in May 2007). Despite accusations of corruption and human rights violations, nearly half of the individuals interviewed in the survey approved of Fujimori's presidential regime. In a 2007 Universidad de Lima survey of 600 Peruvians in Lima and the port of Callao,