Hubert Humphrey served three terms in the Senate.
As vice president, Humphrey was criticized for his complete and vocal loyalty to Johnson and the policies of the Johnson administration, even as many of his liberal admirers opposed the president's policies with increasing fervor regarding the Vietnam War
 In between these two bids, Humphrey was part of the free-for-all for the vice-presidential nomination at the 1956 Democratic National Convention, where he received 134 votes on the first ballot and 74 on the second

