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Senate roll call 16 · 91st Congress · Mar 13, 1969

To adopt the resolution of ratification of the treaty on non-proliferation of nuclear weapons.

On Mar 13, 1969, the Senate voted 83–15. Result: passed. By party: Democrats 49–7, Republicans 35–8. It was a bipartisan vote: majorities of both parties voted yes. 15 members voted against their own party.

During the 91st Congress (1969–1970), Richard Nixon was president, and Democrats held majorities in both the House and Senate.

Yes
83
No
15
Did not vote
3
Date
Mar 13, 1969

By party

  • Democrats49 yes · 7 no · 2 didn’t vote
  • Republicans35 yes · 8 no · 1 didn’t vote

Who broke with their party

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 adopt the resolution of ratification of…: Senate Vote, Mar 13, 1969,” https://www.capitolreceipts.com/vote/91-S-16/to-adopt-the-resolution-of-ratification-of-the-treaty (accessed 2026-10-17).