Arauca’s guerrilla teams emerged within the Seventies at a time when the dept used to be remoted from the remainder of the rustic, and not using a roads and little executive presence, in keeping with Luis Eduardo Celis, of Colombia’s Peace and Reconciliation Basis. Colombia’s central executive started paying nearer consideration to the area within the Eighties, after the invention of a extremely productive oil deposit known as Caño Limón. The oil box, then managed by way of U.S.-based Occidental Petroleum, helped grow to be the rustic from an oil importer to an exporter. However it additionally fueled warfare — and turned into the objective of widespread assaults by way of the ELN and the FARC.