Senate roll call 456 · 88th Congress · Jul 24, 1964
S.RES.338. Cooper subsstitute amend. To establish a six-member bipartisan select Senate comm. To investigate unethical or illegal conduct by a senator or emplo
On Jul 24, 1964, the Senate voted 50–33 (SRE 338). Result: passed. By party: Democrats 27–32, Republicans 28–2. It was a split vote: the parties took opposite sides, with some members crossing over. 29 members voted against their own party.
During the 88th Congress (1963–1964), Lyndon B. Johnson was president, and Democrats held majorities in both the House and Senate.
- Yes
- 50
- No
- 33
- Did not vote
- 3
- Date
- Jul 24, 1964
By party
- Democrats27 yes · 32 no · 3 didn’t vote
- Republicans28 yes · 2 no
Who broke with their party
- James William Fulbright D-AR voted yes
- John Little Mcclellan D-AR voted yes
- Abraham Alexander Ribicoff D-CT voted yes
- Thomas Joseph Dodd D-CT voted yes
- Frank Forrester Church D-ID voted yes
- Everett McKinley Dirksen R-IL voted no
- Paul Howard Douglas D-IL voted yes
- Edmund Sixtus Muskie D-ME voted yes
- Philip Aloysius Hart D-MI voted yes
- Eugene Joseph Mccarthy D-MN voted yes
- Hubert Horatio Humphrey Jr. D-MN voted yes
- William Stuart (Stuart) Symington D-MO voted yes
- Lee Warren Metcalf D-MT voted yes
- Quentin Northrup Burdick D-ND voted yes
- Thomas James Mcintyre D-NH voted yes
- Harrison Arlington Williams Jr. D-NJ voted yes
- Frank John Lausche D-OH voted yes
- Stephen Marvin Young D-OH voted yes
- John Orlando Pastore D-RI voted yes
- James Strom Thurmond D-SC voted yes
- George Stanley Mcgovern D-SD voted yes
- Albert Arnold Gore D-TN voted yes
- Ralph Webster Yarborough D-TX voted yes
- Wallace Foster Bennett R-UT voted no
- Henry Martin (Scoop) Jackson D-WA voted yes
- Warren Grant Magnuson D-WA voted yes
- Gaylord Anton Nelson D-WI voted yes
- William Proxmire D-WI voted yes
- Gale William Mcgee D-WY voted yes
How each senator voted: Yes
- James William Fulbright D-AR
- John Little Mcclellan D-AR
- Thomas Henry Kuchel R-CA
- Gordon Llewellyn Allott R-CO
- Peter Hoyt Dominick R-CO
- Abraham Alexander Ribicoff D-CT
- Thomas Joseph Dodd D-CT
- James Caleb Boggs R-DE
- John James Williams R-DE
- Hiram Leong Fong R-HI
- Bourke Blakemore Hickenlooper R-IA
- Jack Richard Miller R-IA
- Frank Forrester Church D-ID
- Leonard Beck (Len) Jordan R-ID
- Paul Howard Douglas D-IL
- Frank Carlson R-KS
- James Blackwood Pearson R-KS
- John Sherman Cooper R-KY
- Thruston Ballard Morton R-KY
- Leverett Saltonstall R-MA
- James Glenn Beall R-MD
- Edmund Sixtus Muskie D-ME
- Margaret Chase Smith R-ME
- Philip Aloysius Hart D-MI
- Eugene Joseph Mccarthy D-MN
- Hubert Horatio Humphrey Jr. D-MN
- William Stuart (Stuart) Symington D-MO
- Lee Warren Metcalf D-MT
- Milton Ruben Young R-ND
- Quentin Northrup Burdick D-ND
- Carl Thomas Curtis R-NE
- Roman Lee Hruska R-NE
- Norris H. Cotton R-NH
- Thomas James Mcintyre D-NH
- Clifford Philip Case R-NJ
- Harrison Arlington Williams Jr. D-NJ
- Jacob Koppel Javits R-NY
- Kenneth Barnard Keating R-NY
- Frank John Lausche D-OH
- Stephen Marvin Young D-OH
- Hugh Doggett Scott Jr. R-PA
- John Orlando Pastore D-RI
- James Strom Thurmond D-SC
- George Stanley Mcgovern D-SD
- Karl Earl Mundt R-SD
- Albert Arnold Gore D-TN
- John Goodwin Tower R-TX
- Ralph Webster Yarborough D-TX
- George David Aiken R-VT
- Henry Martin (Scoop) Jackson D-WA
- Warren Grant Magnuson D-WA
- Gaylord Anton Nelson D-WI
- William Proxmire D-WI
- Gale William Mcgee D-WY
- Milward Lee Simpson R-WY
How each senator voted: No
- Edward Lewis (Bob) Bartlett D-AK
- Ernest Henry Gruening D-AK
- John Jackson Sparkman D-AL
- Joseph Lister Hill D-AL
- Carl Trumbull Hayden D-AZ
- George Armistead Smathers D-FL
- Spessard Lindsey Holland D-FL
- Herman Eugene Talmadge D-GA
- Richard Brevard Russell Jr. D-GA
- Daniel Ken Inouye D-HI
- Everett McKinley Dirksen R-IL
- Allen Joseph Ellender D-LA
- Russell Billiu Long D-LA
- Daniel Baugh Brewster D-MD
- Patrick Vincent Mcnamara D-MI
- Edward Vaughn Long D-MO
- John Cornelius Stennis D-MS
- Michael Joseph (Mike) Mansfield D-MT
- Benjamin Everett Jordan D-NC
- Samuel James Ervin Jr. D-NC
- Alan Harvey Bible D-NV
- Howard Walter Cannon D-NV
- Almer Stillwell Mike Monroney D-OK
- James Howard Edmondson D-OK
- Maurine Brown Neuberger D-OR
- Wayne Lyman Morse D-OR
- Joseph Sill Clark D-PA
- Claiborne de Borda Pell D-RI
- Olin DeWitt Talmadge Johnston D-SC
- Wallace Foster Bennett R-UT
- Absalom Willis Robertson D-VA
- Harry Flood Byrd D-VA
- Jennings Randolph D-WV
- Robert Carlyle Byrd D-WV
Voted present
Did not vote
- Clair Engle D-CA
- Pierre Emil George Salinger D-CA
- Carey Estes Kefauver D-TN
Other votes
From Voteview roll call records.
Cite or embed this page
Capitol Receipts, “S.RES.338. Cooper subsstitute amend. To…: Senate Vote, Jul 24, 1964,” https://www.capitolreceipts.com/vote/88-S-456/s-res-338-cooper-subsstitute-amend-to-establish-a (accessed 2026-10-17).