In the Netherlands, Klau said the impact of Dutch politician Geert Wilders' decision to withdraw his Freedom Party's support for the government, triggering its collapse, would have only a temporary destabilizing effect.

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In the Netherlands, Klau said the impact of Dutch politician Geert Wilders' decision to withdraw his Freedom Party's support for the government, triggering its collapse, will have only a temporary destabilizing effect.

CNN: Is the far right gaining ground in Europe?

Nonetheless, Klau argues that a feature of recent ballots in Europe has been the readiness of voters to change their governments without turning to the political extremes, as seen in Spain's election in November.

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The National Front has been well-entrenched in France's political life for decades under Jean-Marie Le Pen before his daughter Marine took charge last year, said Thomas Klau of the European Council on Foreign Relations.

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But Mr Klau of the ECFR points out that such a method makes it more likely that Germany, the biggest power and also largest creditor, will be identified as a target by the rest.

ECONOMIST: The euro crisis

The National Front has been well entrenched in France's political life for decades, under Jean-Marie Le Pen before his daughter Marine took charge last year, said Thomas Klau, of the European Council on Foreign Relations.

CNN: Is the far right gaining ground in Europe?

Klau argued that a feature of recent ballots in Europe has been the readiness of voters to change their governments without turning to the political extremes, pointing to Spain's election last November as an example.

CNN: Is the far right gaining ground in Europe?