Despite fractions between Democrats who support Sens. Hillary Clinton versus Barack Obama, Gov. Howard Dean, chair of the Democratic National Committee, asserts that party members have set aside their differences and are united behind a common interest to win the…

For Democrats, the 2008 primary season has been the longest in recent memory, with no shortage of upsets, talk of momentum, and states defying parties to hold primaries earlier than ever. Three historians discuss the significance of 2008's lengthy primaries.