wars involving the states and peoples of South America Civil wars post-1945 Communism-based civil wars Communist rebellions FARC Guerrilla wars Military history of Colombia Proxy wars Revolution-based civil wars Rebellions in South America Wars involving Colombia 20th century in Colombia 20th-century conflicts 21st-century conflicts 21st century in Colombia 1960s conflicts 1970s conflicts 1980s conflicts 1990s conflicts 2000s conflicts 2010s conflicts 2020s conflicts