No.
The African nation founded by former American slaves was Liberia.
American Colonization Society
Liberia
to return slaves to Africa
Yes it was founded by former American slaves.
Liberia
Liberia
to make a homeland for freed slaves in Africa
The Republic of Liberia is the only country in West Africa that was founded for freed slaves. Sierra Leone began offering shelter to former slaves in 1792, but the country was not founded for freed slaves.
Liberia was founded in 1821 It was founded so that the freed slaves from the US could have somewhere to live.
Liberia was originally founded as a home in Africa for freed slaves, hence the name.
Liberia was founded to get free slaves back to Africa from america.