
1) BBC television drama 2) Cold War conflict 3) Communism-based civil war
Found on
https://www.crosswordclues.com/clue/dirty-war

The Dirty War (links=no) was the name used by the Argentine Government for a period of state terrorism in Argentina against political dissidents, with military and security forces conducting urban and rural guerrilla violence against left-wing guerrillas, political dissidents, and anyone believed to be associated with socialism. Victims of the vio...
Found on
http://en.wikipedia.org/wiki/Dirty_War
[Mexico] The Dirty War (Guerra Sucia) refers to the internal war in Mexico between the Mexican PRI-ruled government and left-wing student and guerrilla groups in the 1960s and 1970s under the presidencies of Luis Echeverría and José López Portillo. The war was characterized by a backlash against the active student movement of the late 19...
Found on
http://en.wikipedia.org/wiki/Dirty_War_(Mexico)

(from the article `Argentina`) ...banned trade unions, and brought state and municipal government under military control. Meanwhile, Videla initiated the infamous Process of ... ...of cases of disappearance, kidnapping, torture, and murder committed by the Argentine military. This information proved to be essential to ... ...(1966...
Found on
http://www.britannica.com/eb/a-z/d/54
noun an offensive conducted by secret police or the military of a regime against revolutionary and terrorist insurgents and marked by the use of kidnapping and torture and murder with civilians often being the victims; `thousands of people disappeared and were...
Found on
https://www.encyclo.co.uk/local/20974

a war conducted by the military or secret police of a regime against revolutionary and terrorist insurgents and marked by the regime's use of kidnapping, torture, and murder, with members of the civilian population often the victims.
Found on
https://www.infoplease.com/dictionary/dirty-war
No exact match found.