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Romney asserted in his citadel speech last autumn, “This century must be an American Century. In an American Century, America has the strongest economy and the strongest military in the world. In an American Century, America leads the free world and the free world leads the entire world.”

Unfortunately for Mitt Romney, global trends do not seem to favour Romney’s view of American power. Fareed Zakaria’s “Post-American world” and Ian Bremmer’s “G-0 world” point not to an American century, but one where the US is in relative decline while the rest rises up.