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Senate roll call 56 · 89th Congress · May 13, 1965

To amend the mansfield-dirksen substitute for S. 1564, the voting rights act of 1965, by limiting, to denial of the vote "on account of race or color," the inst

On May 13, 1965, the Senate voted 34–44 (S 1564). Result: failed. By party: Democrats 15–46, Republicans 25–7. It was a split vote: the parties took opposite sides, with some members crossing over. 22 members voted against their own party.

During the 89th Congress (1965–1966), Lyndon B. Johnson was president, and Democrats held majorities in both the House and Senate.

Yes
34
No
44
Did not vote
10
Date
May 13, 1965

By party

  • Democrats15 yes · 46 no · 9 didn’t vote
  • Republicans25 yes · 7 no · 1 didn’t vote

Who broke with their party

The bill

S. 1564: A bill to enforce the 15th amendment to the Constitution of the United States

How each senator voted: Yes

How each senator voted: No

Did not vote

Other votes

From Voteview roll call records.

Cite or embed this page

Capitol Receipts, “To amend the mansfield-dirksen substitute…: Senate Vote, May 13, 1965,” https://www.capitolreceipts.com/vote/89-S-56/to-amend-the-mansfield-dirksen-substitute-for-s-1564 (accessed 2026-10-17).