Historical clue formulations

• Capital city on the Gulf of Guinea — 2026-07-05
• African capital whose name translates to "ants" — 2025-09-27
• City that's the "heart of Africa's art scene," per National Geographic — 2025-01-18
• African city that's home to the W.E.B. Du Bois Centre — 2024-11-27
• Capital on the Gulf of Guinea — 2024-08-18
• African capital where W.E.B. Du Bois is buried — 2024-05-28
• Capital of Ghana — 2023-12-19
• City that's home to the University of Ghana — 2023-09-26
• World capital closest to "Null Island" (0°N, 0°E) — 2023-05-21
• Ghana's capital — 2023-05-15
• Capital of Ghana — 2022-07-13
• Capital on the Gulf of Guinea — 2021-09-04
• Gold Coast port — 2021-05-14
• World capital that's home to Kotoka International Airport — 2021-02-21
• Ghana's capital — 2020-06-21
• World capital where the language Ga is spoken — 2020-05-23
• Capital of Ghana — 2020-04-29
• Capital of Ghana — 2020-03-16
• Foreign capital where W. E. B. Du Bois is buried — 2019-10-13
• Ghana's capital — 2019-04-30
• Capital up the coast from Cape Coast — 2016-08-12
• Capital south of Lake Volta — 2016-08-11
• Capital of Ghana — 2016-04-12
• Gulf of Guinea metropolis — 2015-12-19
• Capital of Ghana — 2015-12-13
• Ghana's capital — 2015-08-19
• West African capital — 2015-03-19
• Ghana's capital — 2014-12-03
• Capital on the Gulf of Guinea — 2012-09-27
• African port of 2.2 million — 2012-09-16
• Capital of Ghana — 2012-04-25
• Capital city on the Atlantic — 2012-01-08
• Capital and largest city of Ghana — 2011-12-04
• Ghana's capital — 2010-09-27
• Capital of Ghana — 2010-09-20
• Gulf of Guinea capital — 2008-06-22
• Ghana's capital — 2007-01-30
• Capital on the Gulf of Guinea — 2006-08-19
• Capital served by Kotoka International Airport — 2005-12-24
• Capital of Ghana — 2004-01-13
• Capital on the Gulf of Guinea — 2003-06-29
• Capital on the Bight of Benin — 2002-04-28
• Capital on the Gulf of Guinea — 2001-10-10
• West African capital — 2000-12-08
• Gold Coast port — 2000-11-03
• African capital — 2000-07-05
• Capital of Ghana — 2000-06-28
• Capital on the Bight of Benin — 1999-05-06
• Gulf of Guinea city — 1999-02-19
• Capital just west of 0 degrees longitude — 1998-08-15