Mitt Romney’s decisive victories in three Republican presidential primaries have positioned him to try and knock Rick Santorum out of the contest.
US President Barack Obama has stepped up his re-election by accusing Republicans of pursuing an economic policy akin to ruthless "social Darwinism".
Republican presidential hopeful Rick Santorum has said his latest victory on the campaign trail shows he can beat frontrunner Mitt Romney.
Rick Santorum won the Louisiana Republican presidential primary on Saturday, adding an 11th state to his total.
Republican Mitt Romney cruised to an easy victory over top rival Rick Santorum in Illinois.
Republican Rick Santorum has won two crucial Deep South primaries, taking control of the conservative wing and dealing a setback to Newt Gingrich.
The brutal contest for the Republican nomination hints at deeper divisions among US conservatives.
CNN says Mitt Romney has won the vote in Ohio after a battle with Rick Santorum for the Republican presidential nomination in the state.
Mitt Romney could take a leap toward finishing off chief rival Rick Santorum and seize command of the race for the Republican ticket on Super Tuesday.
The chances of Mitt Romney running against Barack Obama are set to either solidify or evaporate as 10 states prepare to choose the Republican nominee.
After cleaning up in Arizona, Mitt Romney has won the Republican primary in his home state of Michigan, after a tight race with rival Rick Santorum.
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/ 26 January 2012
<b>Verashni Pillay</b> wishes the ANC would let its wannabe leaders be as open as the US Republicans.
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/ 10 January 2012
Despite attacks from his competitors, Mitt Romney has been seen as the favourite for the Republican presidential candidate.
Republican Mitt Romney has fended off a few attacks on his business record and sailed through a high-stakes debate that his rivals used to jockey for.
Republican presidential candidates have swarmed on New Hampshire in the party’s bid to evict President Barack Obama from the White House.
Mitt Romney managed an endorsement from US Sentaor John McCain after a new challenge from his rivals for the Republican presidential nomination.
Michele Bachmann has ended her bid to become the Republican presidential nominee and called on supporters to rally behind the party’s eventual choice.
Republican presidential candidate Mitt Romney squeaked out a win in Iowa’s nominating contest: eight votes ahead of rival Rick Santorum.
Presidential contenders Rick Santorum and Mitt Romney are effectively tied in the Republicans’ first nominating contest in Iowa.
A high turnout is predicted for the Republicans’ Iowa caucus, which looks set to go to presidential hopefuls Mitt Romney, Ron Paul or Rick Santorum.
Republican presidential hopefuls will go head to head for the first time at Tuesday’s Iowa caucuses in the fight for the GOP ticket to take on Obama.