Before revision: There is therefore a general lack of consensus between the various authors and scholars in reference to the nations and empires that were allegedly the world's most powerful at various points in history.A Political History of the World Global economies over 2000 years, in terms of percent GDP contribution by each major economy over history The status of foremost power globally implies that of superpower.
After revision: There is therefore a general lack of consensus between the various authors and scholars in reference to the nations and empires that were allegedly the world's most powerful at various points in history.A Political History of the World The status of foremost power globally implies that of superpower.