Centre for Historical Memory, 80% of victims affected by conflict-related violence and landmines were civilians. The report documents 1,982 massacres between 1980 and 2012. The Government also began a process of assistance, attention and comprehensive reparation for victims of conflict. During his visit to Colombia, Pope Francis brought with him a message of peace and paid tribute to the victims of the conflict. The Special Jurisdiction of Peace (Jurisdicción Especial para la Paz, JEP) would be the transitional justice component of the Comprehensive System, complying with Colombia's duty to investigate, clarify, prosecute and punish serious human rights violations and grave breaches of international humanitarian law which occurred during the armed conflict. Its objectives would be to satisfy victims' right to justice, offer truth to the public, contribute to the reparation of victims, contribute to the fight against impunity, adopt decisions which give full legal security to direct and indirect participants in the conflict and contribute to the achievement of a stable and lasting peace. The Special Unit for the Search of Missing Persons in the context and due to the armed conflict (Unidad especial para la búsqueda de personas dadas por desaparecidas en el contexto y en razón del conflicto armado) would be a special high-level unit created following the signature of the final agreement. It would direct and coordinate efforts to search for and locate missing persons, or find their remains so that they may be returned to their families. To carry out its work, the search unit would collect the necessary information about missing persons, analyze the information collected, strengthen and streamline processes for identifying mortal remains in coordination with the National Institute of Legal Medicine and Forensic Sciences, guarantee families' participation and present an official report to families informing them of the fate of missing relatives. The search unit would be administrative and financially independent and autonomous, complementing the other components of the Comprehensive System. Use of land mines Since 1990, over 11,000 people have been killed or wounded by landmines in Colombia. Between 1982 and the end of 2012, 2,038 people have been killed by landmines, according to the Presidential Program for Mine Action. Since 2000, casualties from landmines in Colombia have ranged from 1,300 a year to just around 550. In the past, the Colombian government laid landmines around 34 military bases to protect key infrastructure, but it renounced their use in 1997. Landmines are