Answer:
The Dirty War.
La Pampa.
Explanation:
The Dirty War refers to a civic-military dictatorship in Argentina, between 1970 and 1983. In Spanish is expressed as "Época de los desaparecidos" which means "Time of the disapeared ones".
The movie "La historia oficial" is about that missing people situations between those years. It tells the story of a history teacher, who adopts a girl and find out that she's is the daughter of missing people, and the girl was illegally processed.
So, the answer to the first question is The Dirty War.
The Lihué Calel National Park is located in La Pampa. It has 32,514 ha. Located in the South-Center of Lihué Calel.
Therefore, the right answer to the second question is La Pampa.
