Barack Obama 2008 presidential primary campaign in Indiana on May 6, he took the lead in committed superdelegates. The results in those two states made Obama the clear front-runner for the nomination, and he picked up endorsements from 26 superdelegates in the week after those primaries. On August 27 Barack Obama was awarded the Democratic presidential nomination by acclamation at the 2008 Democratic National Convention in Denver, Colorado. Various criticisms were made during the campaign concerning Obama's religious background and heritage, both by political opponents and by some members of the media. In 2004, conservative columnist Andy Martin issued a press release alleging that Obama had
Barack Obama 2008 presidential primary campaign had raised in all of 2007 (103,802,537). By the end of March, Obama had raised a total of over $235 million during the course of his campaign. On June 3, 2008, after the Montana and South Dakota primaries, Barack Obama secured enough delegates to clinch the nomination of the Democratic party for president of the United States. His opponent, Republican party nominee John McCain, passed the delegate threshold to become the presumptive nominee much earlier, on March 4. On June 7, Obama's remaining opponent in the quest for the Democratic nomination, Hillary Clinton, conceded defeat at a rally in Washington