Original sentence: Also in the early 1960s, independence movements in the Portuguese overseas provinces of Angola, Mozambique, and Portuguese Guinea, in Africa, resulted in the Portuguese Colonial War (1961-1974)
Edited sentence: In the early 1960s, independence movements in the Portuguese overseas provinces of Angola, Mozambique, and Portuguese Guinea, in Africa, resulted in the Portuguese Colonial War (1961-1974).Slavery in Angola destroyed the local economy, spawned a 14-year war for independence, and ultimately led to the downfall of the Caetano government