Confirmations of Barack Obama's Cabinet and Biden Vice President of the United States. The Obama-Biden ticket won 365 electoral college votes to McCain-Palin's 173, and had a 53–46 percent edge in the nationwide popular vote. Biden became the 47th Vice President of the United States on January 20, 2009, when he was inaugurated alongside President Barack Obama. He succeeded Dick Cheney. Biden is the first United States Vice President from Delaware and the first Roman Catholic to attain that office. Biden's oath of office was administered by Supreme Court Justice John Paul Stevens. As the presidential transition of Barack Obama began, Biden said he was
Barack Obama 2012 presidential campaign twice. On January 20, 2009, Barack Obama was inaugurated as the 44th President of the United States. On April 4, 2011, President Obama officially announced his candidacy for re-election. The announcement was made via an online video titled "It Begins With Us", posted on his campaign website. The President also filled out official forms with the FEC at that time. President Obama did not face a significant challenge in the Democratic primaries, with no other candidate on the ballot in all but seven states. On April 3, 2012, Obama won the Maryland and District of Columbia primaries, giving him more