Barack Obama is the 44th President of the United States and a former U.S. Senator from Illinois. He served as U.S. Senator from 2005 to 2008. He was also a member of the Illinois Senate from 1997 to 2004.
John McCain is a U.S. Senator from Arizona. As of 2015, he has served in this position since his election in 1987. He is the Chairman of the Senate Armed Services Committee, and he previously served as Chairman of the Senate Indian Affairs Committee and Chairman of the Senate Commerce Committee. He was a member of the U.S. House of Representatives from 1983 to 1987.Learn more about Political Parties