500 Pesetas Guineanas Pope John XXIII

Equatorial Guinea gained independence from Spain in October 1968, and by 1970 the regime of Francisco Macías Nguema was already consolidating into one of the most brutal dictatorships in postcolonial African history. The country's early commemorative gold issues were produced almost entirely for export revenue — foreign collectors, not Guinean citizens, were the intended market.

Pope John XXIII had died seven years before this coin was struck, which makes the choice of subject telling. His global popularity made him a reliable commercial subject for foreign coin programs of this kind, regardless of any meaningful connection to the issuing nation.