Republican Rick Santorum has won two crucial Deep South primaries, taking control of the conservative wing and dealing a setback to Newt Gingrich.
Many US Republicans may have growing concerns about their presidential front-runner Mitt Romney but no one is pushing the panic button — yet.
US congressional negotiators are racing to agree on billions of dollars in spending cuts before the federal government is forced to shut down.
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/ 5 February 2011
Sarah Palin said on Friday an explosion of government spending and debt under President Barack Obama had put the US on "the road to ruin".
Disenchanted US voters swept Democrats from power in the House of Representatives and strengthened the ranks of Senate Republicans on Tuesday.
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/ 2 November 2010
After a long and bitter campaign, Americans cast their votes on Tuesday in elections that could sweep Democrats from power in Congress.
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/ 15 September 2010
A conservative "Tea Party" favourite knocked off the establishment choice in Delaware’s Republican Senate primary election on Tuesday.
The US House of Representatives gave final approval to a healthcare overhaul on Sunday, expanding insurance coverage to nearly all Americans.
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/ 25 February 2010
President Barack Obama launches a last-ditch bid to salvage his stalled healthcare overhaul on Thursday at a televised summit.
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/ 22 December 2009
Senate Democrats moved closer on Monday to passing landmark healthcare legislation by Christmas after scoring a win in the first big test vote.