 The series of primaries, caucuses, and state conventions culminated in the National Convention which was held in Saint Paul, Minnesota, September 1–4, 2008, where the delegates voted on and selected a candidate.A simple majority of delegate votes in September (1,191 out of 2,380) was required to become the party's nominee; estimates based on delegate pledges had John McCain surpassing this total after the March 4 primaries in Ohio, Rhode Island, Texas, and Vermont.The only candidate with a national campaign at the end of the primary season was John McCain.