Angola is a country located in southwestern Africa, bordered by the Atlantic Ocean to the west, Namibia to the south, Zambia to the east, and the Democratic Republic of the Congo to the north. Its capital city is Luanda, which is also the largest city. Angola has a diverse landscape that includes coastal plains, savannas, and highlands, making it rich in natural resources, including oil and diamonds. The official language of Angola is Portuguese, a remnant of its colonial past when it was a territory of Portugal. The country gained independence in 1975 after a long struggle. Angola has a population of over 30 million people, with various ethnic groups contributing to its rich cultural heritage.