premise: Mike Huckabee is a Republican.
hypothesis: Mike Huckabee . He was a candidate in the United States Republican presidential primaries in both 2008 and 2016 . He won the 2008 Iowa Republican caucuses and finished second in delegate count and third in both popular vote and number of states won , behind nominee John McCain and Mitt Romney . Huckabee announced his candidacy for the Republican nomination in the 2016 presidential election , in Hope , Arkansas , on May 5 , 2015 .