Answer:
1976-83
Explanation: Dirty War, Spanish Guerra Sucia, also called Process of National Reorganization, Spanish Proceso de Reorganización Nacional or El Process, infamous campaign waged from 1976 to 1983 by Argentina's military dictatorship against suspected left-wing political opponents.
The time frame in which the Guerra Sucia took place was between 1976-83
This was the period in Spanish history when the dictatorship waged a war against its political opponents.
We can note that according to historical records, this war was waged between the periods of 1976 till 1983 and this led to a lot of deaths and political upheaval and was called the Dirty War.
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