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
Presidency of Barack Obama Presidency of Barack Obama The presidency of Barack Obama began at noon EST on January 20, 2009, when Barack Obama was inaugurated as the 44th President of the United States, and ended on January 20, 2017. Obama, a Democrat, took office following a decisive victory over Republican John McCain in the 2008 presidential election. Four years later, in the 2012 election, he defeated Republican Mitt Romney to win re-election. He was the first African American president, the first multiracial president, the first non-white president, and the first president to have been born in Hawaii. Obama was succeeded by Republican Donald