2008 Rhode Island Democratic primary took place on March 4 , 2008 . It was an open primary . 21 delegates were awarded on a proportional basis . Rhode Island 's delegation to the 2008 Democratic National Convention also included 11 superdelegates whose votes were not bound by the results of the primary election . Hillary Clinton won the primary
2008 Democratic National Convention
2008 Democratic National Convention
2008 Rhode Island Democratic primary