Wayne Lyman Morse was an American attorney and United States Senator from Oregon. Morse is well known for opposing his party's leadership and for his opposition to the Vietnam War on constitutional grounds. During World War II, he was elected to the U.S. Senate as a Republican; he became an Independent after Dwight D. Eisenhower's election to the presidency in 1952. While an independent, he set a record for performing the third-longest one-person filibuster in the history of the Senate. Morse joined the Democratic Party in February 1955, and was reelected twice while a member of that party. Senator Wayne Morse has Hand Signed this United States Senate Typed Letter, Dated (April 2, 1955. Bold blue full pristine signature. Certificate of Authenticity from Athlon Sports Collectibles.