Republican presidential candidate Rick Santorum is his bid for the White House, as the probable candidate Mitt Romney left ended.
The former Pennsylvania senator made the announcement at a press conference in the city of Gettysburg.
“Although this presidential race is over for me, we are not done fighting,” said Mr. Santorum, a social conservative.
He had his campaign in Pennsylvania, his State of origin, for her primary on 24 April.
But he was far behind Mr Romney in terms of funding and was in danger of the State for the second time in six years of losses, analysts said.
Mr lost his Pennsylvania Senate seat In 2006, Santorum by an 18-point margin.
In the current race for the Republican nomination behind Mr Mr Romney Santorum far below in terms of the number of delegates needed to seal the nomination at the Republican Convention in Tampa, Florida, late August.
‘ Against all odds ‘
Mr Santorum of children and his wife Karen stood behind him as he made the announcement in Gettysburg that he was suspending his campaign.
He had leave the campaign trail in recent days taken as his three-year-old daughter Isabella, who has a rare genetic disorder, was admitted to the hospital.
Mr Santorum turned out to be the most resilient of the Republican rivals challenging Mr Romney the front-runner status.
In his statement he said that he had surpassed expectations, adding that “against all odds, we won 11 States, millions of voters, millions of votes”.
“We were winning in a very different way,” said Mr. Santorum, “We were touching hearts.”
He reminded some of the volunteers he worked with during the campaign.
Without the help of people like Wendy in Iowa, that 5,000 telephone conversations or the girls in Tulsa, Oklahoma, whose song “Game On” became an internet sensation, the campaign wouldn’t have come if it did, Mr Santorum said.
Mr Santorum mentioned his visit to the factory of the manufacturer of Minnesota of his sweater vests, that became known as the former Senator signature outfit.
‘ Worthy competitor ‘
Mr Santorum won a total of 11 primaries and the Caucasus, and picked up additional delegates in States which granted them proportionally.
He came onto the national scene in the night of the Iowa Caucuses in January, eventually winning the State by a whisker after victory in the first instance was handed over to Mr. Romney.
His style old-fashioned, hard working campaign saw him visiting every one of Iowa’s 99 County in the months leading up to the vote, and won the respect and support of many in the State.
He continued to Garner strong support in the Midwest and in the South, Mr Romney stopping in a strip of States from Minnesota to Alabama and as far west as Colorado and North Dakota.
In admitting that he could not win the nomination, Mr. Santorum no specific mention of Mr Romney, and not to say whether he will approve the front-runner.
However, he reportedly phoned the former Governor admit shortly before talking to reporters.
In a statement congratulates Mr Romney Mr Santorum with his campaign, calling him a “capable and worthy competitor”.
“He has proven himself an important voice in our party and in the nation,” said the former Governor of Massachusetts.
Gingrich and Paul defiant
Meanwhile, fellow candidate Newt Gingrich said that Mr Santorum campaign “, which had run a” remarkable success “are a proof of his tenacity and strength of conservative principles is” Add.
Mr Gingrich, however, insisted that he would stay in the race in an attempt to broaden the policy discussion and a conservative alternative to Romney Mr.
Texas Congressman Ron Paul congratulated the former senator for performing a “spirited campaign”. Mr. Paul has the least delegates but, as Mr Gingrich, has refused to withdraw from the contest.
Although they are still in the race, many analysts quickly characterized Mr. Santorum of decision as the moment the general election campaign began effectively.
Mr Romney, who made his fortune in a private equity firm is now seen as the man over Democratic President Barack Obama, a former Professor and community organizer, the elections in November.