For a while, it served as the Bush administration in exile, with such loyalists as Karl Rove, former U.N. ambassador John Bolton and ex-press secretary Dana Perino.

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"We look forward for cooperation with the U.N. in establishing and drafting a constitution, " said Chalabi, a former exile and a Pentagon favorite.

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The PPP's main contender is the Pakistan Muslim League-N, headed by former Prime Minister Nawaz Sharif, who spent years living in exile Saudi Arabia.

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