On June 10, 1964, when the Senate invoked cloture on the civil rights bill, it set the stage for final passage of this landmark legislation. Following the historic vote, Senators (left to right) Warren Magnuson (D-WA), Hubert Humphrey (D-MN), Leverett Saltonstall (R-MA), George Aiken (R-VT), Mike Mansfield (D-MT), Everett Dirksen (R-IL), and Thomas Kuchel (R-CA) celebrated the victory.