"We must stand together, we have collective responsibility, " he said, warning of a risk of new nationalism in Europe.

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Mr Obama deliberately made the speech in Osawatomie, Kansas, to echo Teddy Roosevelt's call for a "New Nationalism" in 1910.

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And in 1910, Teddy Roosevelt came here to Osawatomie and he laid out his vision for what he called a New Nationalism.

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The outcry forced Roosevelt to dedicate the better part of a speech later in the tour to explaining why New Nationalism was in fact not new.

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What is needed, he argues, is a new economic nationalism.

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Among them: a common desire to evolve from a command to a market economy, a mutual interest in containing Islam-fired nationalism in the new republics of Central Asia, and growing economic ties.

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His new party reflects the ambivalent nationalism of many Quebeckers, best summed up by a comic who said that the ideal solution is an independent Quebec within a strong and united Canada.

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In this case, though, Europe has expressed serious concern over moves by the new Congress and president to nudge economic nationalism onto the agenda, even as they have been surprisingly willing to take Treasury Secretary Tim Geithner by his word when he tells them not to worry.

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These markets of language, complimented by reading sacred texts in the mother tongue, created a new sense of community among speakers of each language, the seeds of nationalism.

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This sense of rejection strengthened the wave of nationalism that swept the extreme-right National Action Party, led by Devlet Bahceli, into a new coalition government after the general election in April.

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