Mali is a landlocked country in West Africa that borders Guinea to the northeast. It shares a common history with Guinea as part of the Mali Empire and the French West Africa colonial region.
Senegal is a coastal country in West Africa that borders Guinea to the north. It also shares a common history with Guinea as part of the Mali Empire and the French West Africa colonial region. It has a large population of Fula and Mandinka people, who are also found in Guinea.
Sierra Leone is a coastal country in West Africa that borders Guinea to the south. It has a similar history with Guinea as both countries gained independence from the United Kingdom in 1961. It also has a similar ethnic composition with a majority of Temne and Mende people, who are also found in Guinea.
Liberia is a coastal country in West Africa that borders Guinea to the south. It has a unique history as the first and oldest republic in Africa, founded by freed American slaves in 1847. It also has a similar ethnic composition with a majority of Kpelle and Bassa people, who are also found in Guinea.
Cote d'Ivoire is a coastal country in West Africa that borders Guinea to the southeast. It has a similar history with Guinea as both countries were part of the French West Africa colonial region and gained independence in 1960. It also has a similar ethnic composition with a majority of Akan and Gur people, who are also found in Guinea.