John Glenn of the Mercury Seven. Glenn resigned from NASA in January 1964. He planned to run for a U.S. Senate seat from Ohio, but an injury in February 1964 forced his withdrawal. He retired from the Marine Corps the following year. He lost a close primary election in 1970. A member of the Democratic Party, Glenn first won election to the Senate in 1974 and served for 24 years until January 1999. In 1998, while still a sitting Senator, Glenn flew on the "Discovery" space shuttle's STS-95 mission, and became the oldest person to fly in space and the only person
John Walsh (U.S. senator) John Walsh (U.S. senator) John Edward Walsh (born November 3, 1960) is an American politician who served as the junior United States senator from Montana from 2014 to 2015. A member of the Democratic Party, he previously served as a United States Army National Guard colonel, the adjutant general of the Montana National Guard with a state commission as a brigadier general from 2008 to 2012 and the 34th Lieutenant Governor of Montana from 2013 to 2014 under Governor Steve Bullock. In October 2013, Walsh announced his candidacy for the U.S. Senate in 2014 to succeed retiring Democratic incumbent Max