The massacre occurred in 1984 during the presidency of Fernando Belaunde Terry, during a strong offensive army of Shining Path guerrillas, who fought from 1980 to 2000 : The Peruvian army was forced to descend the heights of the Andes and stopped in the village of Putis gathered part of the population, all rural workers, who dug a ditch about twelve feet long, six wide and three deep. This was three days after it was filled with the bodies of 120 campesinos killed in retaliation for the offensive in response to Sendero Luminoso in the region of Ayacucho.
The court ordered the exhumation is investigating how and why, especially to try to track down and punish those soldiers who participated in and implemented this veritable massacre.
