Colombian conflict dialogue, but President Barco sent an ultimatum to the guerrillas and demanded that they immediately disarm or face military retaliation. Regional guerrilla and Army skirmishes created a situation where each violation of the ceasefire rendered it null in each location, until it was rendered practically nonexistent. By 1990, at least 2,500 members of the FARC-founded Patriotic Union had been murdered, according to historian Daniel Pecáut, leading up to that year's assassination of presidential candidate Bernardo Jaramillo Ossa. The Colombian government initially blamed drug lord Pablo Escobar for the murder but journalist Steven Dudley argues that many in the UP pointed
Pablo Escobar animals, although there is no clear plan for what will happen to them. In 2018, National Geographic published another article on the hippos which found disagreement among environmentalists on whether they were having a positive or negative impact, but that conservationists and locals - particularly those in the tourism industry - were mostly in support of their continued presence. Escobar has been the subject of several books, including the following: Two major feature films on Escobar, "Escobar" (2009) and "Killing Pablo" (2011), were announced in 2007. Details about them, and additional films about Escobar, are listed below. Pablo Escobar Pablo