Barack Obama presidential campaign, 2008

The 2008 presidential campaign of Barack Obama, then junior United States Senator from Illinois, was announced at an event on February 10, 2007 in Springfield, Illinois. After winning a majority of delegates in the Democratic primaries of 2008, on August 23, leading up to the convention, the campaign announced that Senator Joe Biden of Delaware would be the Vice Presidential nominee. At the 2008 Democratic National Convention on August 27, Barack Obama was formally selected as the Democratic Party nominee for President of the United States in 2008. He was the first African American in history to be nominated on a major party ticket.

On November 4, 2008, Obama defeated the Republican nominee, Senator John McCain of Arizona, making him the President-elect and the first African American elected President. He was the third sitting U.S. Senator, after Warren G. Harding and John F. Kennedy, to be elected President. Upon the vote of the Electoral College on December 15, 2008, and the subsequent certification thereof by a Joint Session of the United States Congress on January 8, 2009, Barack Obama was elected President of the United States and Joe Biden Vice President of the United States, with 365 of 538 electors.