03/18/2010 05:12 am ET Updated May 25, 2011

GOP Strategist: Purity Test Will Doom A Republican Party Comeback

Just as the opportunity to expand seems to have sprung magically from the political mists, the Republican Party seems determined to shrink its ranks.

Six months ago, the notion of a Republican resurgence was laughable. The GOP was foundering so badly, pundits talked in terms of "decades" of Democratic dominance. Today some recent polls find more voters supporting a generic Republican candidate for Congress than a Democrat. Obama's favorable ratings have sunk to 49 percent. No president has been re-elected with a favorable rating of 47 percent or less.

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