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Senate roll call 550 · 100th Congress · May 12, 1988

To table the hatfield, or and kennedy, ma amendment to S 2355, fiscal 1989 defense authorization, to forbid all underground nuclear testing where explosion forc

On May 12, 1988, the Senate voted 57–39 (S 2355). Result: passed. By party: Democrats 20–33, Republicans 37–6. It was a split vote: the parties took opposite sides, with some members crossing over. 26 members voted against their own party.

During the 100th Congress (1987–1988), Ronald Reagan was president, and Democrats held majorities in both the House and Senate.

Yes
57
No
39
Did not vote
5
Date
May 12, 1988

By party

  • Republicans37 yes · 6 no · 3 didn’t vote
  • Democrats20 yes · 33 no · 2 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.

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Capitol Receipts, “To table the hatfield, or and kennedy, ma…: Senate Vote, May 12, 1988,” https://www.capitolreceipts.com/vote/100-S-550/to-table-the-hatfield-or-and-kennedy-ma-amendment (accessed 2026-10-17).

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