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
Nationwide opinion polling for the 2012 United States presidential election Nationwide opinion polling for the 2012 United States presidential election This page lists nationwide public opinion polls that were conducted relating to the 2012 United States presidential election between Democratic Incumbent President Barack Obama, Republican Mitt Romney, as well as other third-party and independent challengers. The persons named in the polls were official candidates in the general election or former candidates for a particular party's nomination. Convention Nominations completed on September 6, 2012 President Barack Obama ran uncontested in most states for the 2012 Democratic presidential nomination. Hypothetical polling "See Nationwide opinion polling for the Republican Party 2012 presidential primaries"