Portugal fought a long war to try to hold on to Angola but later granted them independence as the country was close to civil war.
Portugal was one of the earliest European countries in the scramble for Africa.
They annexed territories in eastern Africa which were ruled as a colony from 1655, and later on, Angola was ruled as an overseas province of Portugal in 1951.
Portugal granted Angola independence on November 11, 1975, when multiple Angolan nationalist forces were fighting among themselves in order to establish control over the new state.
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Before a regime change in Portugal, it fought a long war with Angola, imidiately after the regime change, Portugal granted Angola its independence quickly
While it is true that Portugal had a long standing war with Angola to control it from overseas, the war ended when Portugal's Estado Novo dictatorship was overthrew then Portugal granted Angola its independence quickly.
The war started when there was a coercion towards the cultivation of cotton plant.
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