Lebanon.
Lebanon
The country that had a civil war that lasted from 1975 to 1991 was Lebanon. ,
Civil War - 1975 VG was released on: USA: 1975
All three have had civil wars in recent times: Syria: 2011-Present - Syrian Civil War OR Syrian Arab Spring War Lebanon: 1975-1991 - Lebanese Civil War Jordan: 1970-1971 - Black September OR Jordanian Civil War
Angolan Civil War happened in 1975.
Djiboutian Civil War happened in 1991.
1975- 2002
There were three countries that I know of that were in civil wars in 1975. Lebanon, Angola, and Mozambique.
Thousands of people died.
Israel captured territory in every war it has fought. It was not required to immediately return the territory to its original holder in both the Six Day War of 1967 and the Lebanese Civil War of 1975-1991.
Algerian Civil War happened on 1991-12-26.