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Senate roll call 70 · 89th Congress · May 25, 1965

To amend the mansfield-dirksen substitute for S. 1564, the 1965 voting rights act, by authorizing the attorney general by certification to exonerate a state or

On May 25, 1965, the Senate voted 28–63 (S 1564). Result: failed. By party: Democrats 19–48, Republicans 12–20. It was a bipartisan vote: majorities of both parties voted no. 31 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
28
No
63
Did not vote
4
Date
May 25, 1965

By party

  • Democrats19 yes · 48 no · 3 didn’t vote
  • Republicans12 yes · 20 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 25, 1965,” https://www.capitolreceipts.com/vote/89-S-70/to-amend-the-mansfield-dirksen-substitute-for-s-1564 (accessed 2026-10-17).