Burundi, officially Republic of Burundi, has an estimated population of 14.39 in 2025 (figure is based on data and projections from sources like Worldometer). The Country is 10,747 sq mi (27,834 sq km), it is part of the East African Committe. It borders on Rwanda in the North, on Tanzania in the East, on Lake Tanganyika in the Southwest, and on Congo (Kinshasa) in the West. Gitega is the capital Bujumbura, the former capital, is the largest city and economic center.
DRC, Democratic Republic of the Congo, formerly Zaïre Republic has an estimated population of 112.8 million people in 2025, according to data from Worldometer and the United Nations Population Division. The country has an area of 2,345,000 sq km. It is located in the middle of Africa.
Kenya , officially Republic of Kenya, republic (2015 est. pop. 47,236,000), 224,960 sq mi (582,646 sq km), E Africa.
Kenya is bordered by Somalia on the east, the Indian Ocean on the southeast, Tanzania on the south, Lake Victoria (Victoria Nyanza) on the southwest, Uganda on the west, South Sudan on the northwest, and Ethiopia on the north Nairobi is the capital and largest city.
Rwanda, officially Republic of Rwanda, republic (2015 est. pop. 11,630,000), 10,169 sq mi (26,338 sq km), E central Africa.
It borders on Congo (Kinshasa) in the west, on Uganda in the north, on Tanzania in the east, and on Burundi in the south. Kigali is the capital and largest town.
South Sudan, officially Republic of South Sudan, republic (2015 est. pop. 11,882,000), 248,777 sq mi (644,329 sq km), E Africa.
South Sudan is bordered by Sudan (N), Ethiopia (E), Kenya, (SE), Uganda (S), the Democratic Republic of the Congo (SW), and the Central African Republic (W). The capital and largest city is Juba other sizable cities are Malakal, Waw (Wau), and Yei.
Uganda, officially Republic of Uganda, republic (2015 est. pop. 37,102,000), 91,133 sq mi (236,036 sq km), E central Africa.
It borders on Tanzania and Rwanda in the south, on Congo (Kinshasa) in the west, on South Sudan in the north, and on Kenya in the east. Kampala is Ugandas capital and its largest city.