Terrorism in Colombia
Terrorism in Colombia has occurred repeatedly during the last several decades, largely due to the ongoing armed conflict the country has been involved in since 1964. Perpetrators of terrorist acts in the country range from leftist guerrilla forces including FARC, ELN and M-19, to drug cartels such as the Medellín Cartel, to right-wing paramilitary forces including the AUC. == Terror groups == Notable groups involved in terror attacks include: Revolutionary Armed Forces of Colombia (FARC) National Liberation Army (ELN) 19th of April Movement (M19) Medellin Cartel AUC == Counterterrorism efforts == During the early 21st century, the number of known and suspected terrorists killed, captured, or surrendered fell as terror groups changed their tactics, while casualties rose.