<P> While he was in Britain for a medical check - up , the army under Colonel Ignatius Kutu Acheampong overthrew his government on 13 January 1972 . Busia remained in exile in England and returned to Oxford University , where he died from a heart attack in August 1978 . </P>
who overthrew the government of kofi busia and established military rule in ghana in 1972
the army under Colonel Ignatius Kutu Acheampong