An important city for the 17th-century slave trade located here is (*) Benguela, which also names an ocean current that joins a current to the north that is named after this country.
Many mysterious black stones can be found in this country's Pungo Adongo.  China, this country's largest trading partner, built Nova Cidade de Kilamba, whose expensive cost compared to this' country's low GPA per capita led it to become a ghost city.  The Ovimbundu and Ambundu people together make up a majority of the population of this country. An important city for the 17th-century slave trade located here is (*) Benguela, which also names an ocean current that joins a current to the north that is named after this country. The Bie Plateau, located in the central highlands of this country, is the source of the ► Zambezi River. FLEC has been fighting for the independence of this country's only exclave. The Democratic Republic of the Congo, which lies to this country's north, separates it from its exclave of Cabinda. For 10 points, name this African country that gained independence from Portugal, and has its capital at Luanda.
Many mysterious black stones can be found in this country's Pungo Adongo.  
Angola