Abidjan

City · 1898 CE · in North Africa

Capital of Republic of Côte d'Ivoire (1961–1983).

Chania (c. 1898 CE): Capital of Cretan State (1898–1907).
Asmara (1897 CE): Capital of State of Eritrea (1993–today).
Nairobi (1899 CE): Capital of Republic of Kenya (1963–today).
N'Djamena (1900 CE): Capital of Republic of Chad (1961–today).
Muscat (c. 1900 CE): Capital of Sultanate of Muscat and Oman (1900–1946), Sultanate of Oman (1970–today).
Lilongwe (1902 CE): Capital of Malawi (1975–today).
Mbabane (1902 CE): Capital of Eswatini (1969–today).
Lusaka (1905 CE): Capital of Zambia (1967–today).
Omdurman (c. 1890 CE): Capital of Mahdist State (1890–1899).
Harare (1890 CE): Capital of Rhodesia (1967–1978), Zimbabwe Rhodesia (1979–1979), Republic of Zimbabwe (1983–today).

Around the same time and place

Ashanti Empire (1701–1901 CE): Akan state founded by Osei Tutu with its capital at Kumasi, which grew wealthy on gold and trade and resisted British expansion in a series of wars.
Kingdom of Dahomey (c. 1600–1904 CE): Fon kingdom centred on Abomey in present-day Benin, known for its female soldiers and its role in the Atlantic slave trade; conquered by France in 1894.
Sokoto Caliphate (1804–1903 CE): Islamic state founded after Usman dan Fodio's jihad against the Hausa kingdoms, one of the largest states in 19th-century Africa until British conquest in 1903.
Samori Ture (c. 1828 CE – 1900 CE): Founder of the Wassoulou Empire in West Africa who resisted French colonial conquest for nearly two decades before his capture in 1898.
War of the Golden Stool (1900 CE): Asante uprising led by Yaa Asantewaa after a British governor demanded the sacred Golden Stool; it ended with annexation of Asante but the stool was never surrendered.
Kwame Nkrumah (1909 CE – 1972 CE): Leader of Ghana's independence movement, its first prime minister and president, and a leading advocate of Pan-Africanism.
British Benin Expedition (1897 CE): British punitive expedition that captured and burned Benin City, exiled the Oba and looted thousands of artworks, including the Benin Bronzes.
Great Mosque of Djenné (1907 CE): Largest mud-brick building in the world, rebuilt in 1907 on the site of a 13th-century mosque; replastered by the community in an annual festival.