The Gallup Global Poll found Obama ahead by 81 % to 19 % . Frida Ghitis : President once considered leader of free world , a key influence in world . She says it 's less so now , but world riveted on presidential election and its wide impact . She says Obama popularity had ebbed globally but is up again , now that Romney is opponent . Ghitis : The U.S. has been the world's most powerful nation for more than two centuries.
Frida Ghitis : President once considered leader of free world , a key influence in world . She says it 's less so now , but world riveted on presidential election and its wide impact . She says Obama popularity had ebbed globally but is up again , now that Romney is opponent . Ghitis : The U.S. has been the world's most powerful nation for more than two centuries.