This man was overthrown in a coup after the national cocoa board refused to raise prices after a crop failure.
James McBride's memoir  The Color of Water mentions his grandfather's friendship with this man during his time as a dishwasher in New York. Sir Charles Arden-Clarke reached the decision to release this man from prison while shaving at Christiansborg Castle. This man was opposed by Dr. Joseph Danquah before leading the Convention People's Party to victory in a parliamentary election held in (*)  1953. This man was responsible for creating the world's largest artificial lake, controversially accepting Soviet assistance to build the dam that created it. This man was overthrown in a coup after the national cocoa board refused to raise prices after a crop failure. For ten points, name this first president of Ghana.
James McBride's memoir  The Color of Water mentions his grandfather's friendship with this man during his time as a dishwasher in New York.
Kwame  Nkrumah