Mr Barrack Obama has won a second term as President of the United States. He defeated his Republican challenger Mitt Romney with a comfortable margin. With results in from most states, Mr Obama has secured 303 votes in the electoral college and made it to the White House for a second term. Mr Obama prevailed despite lingering dis-satisfaction with the economy and a well-funded challenge by his opponent, Mr Romney.

Mr Obama thanked his supporters on his twitter social media site saying he owed his victory to their efforts. His supporters celebrated the victory outside the White House. In Chicago, President Barrack Obama walked on to the stage with his wife and two daughters.

The President gave a rousing victory speech and said the best was yet to come for America. He thanked his political campaign team, which he described as the best ever in American history. Mr Obama said he will meet his Republican Opponent Mitt Romney to discuss how to work together now to help America move forward.

Mr Mitt Romney called President Barrack Obama and conceded defeat. He addressed his supporters at his campaign headquarters in Boston and said he has wished the President well, and prayed that Mr Obama would be successful in guiding the nation at this moment of challenge.

Meanwhile, Mr Obama is now well past the finish line. In the last leg, the Democrats have won the key battleground state of Virginia with 13 electoral college votes and also the swing state of Colorado with nine votes. The President has also won the swing state of Nevada with six votes.

Under the US constitution, each state is given a number of electoral votes in rough proportion to its population. The candidate who wins 270 electoral votes becomes the President. Mr. Obama is the third consecutive US President to retain the office after his predecessor George Bush and Bill Clinton.

In 2009 Obama became the only African American to hold the office of the President but his margin was higher. He had support of 349 votes while as in the present re-election Obama has got only 303 seats.

World leaders have begun congratulating President Obama on his victory. The British Prime Minister David Cameron said he was looking forward to working again with his friend in the White House.