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Senate roll call 565 · 99th Congress · Aug 7, 1986

To amend S 2638, the national defense authorization act of 1987, by restricting procurement in connection with the bigeye binary chemical bomb program.

On Aug 7, 1986, the Senate voted 50–50 (S 2638). Result: failed. By party: Republicans 14–39, Democrats 36–11. It was a split vote: the parties took opposite sides, with some members crossing over. 25 members voted against their own party.

During the 99th Congress (1985–1986), Ronald Reagan was president, and Democrats held the House majority and Republicans the Senate majority.

Yes
50
No
50
Did not vote
1
Date
Aug 7, 1986

By party

  • Republicans14 yes · 39 no · 1 didn’t vote
  • Democrats36 yes · 11 no

Who broke with their party

The bill

S. 2638: A bill to authorize appropriations for military functions of the Department of Defense and to prescribe military personnel levels for such Department for fiscal year 1987, to revise and improve military compensation programs, to improve defense procurement procedures, to authorize certain construction at military installations for fiscal year 1987, to authorize appropriations for national security

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 S 2638, the national defense…: Senate Vote, Aug 7, 1986,” https://www.capitolreceipts.com/vote/99-S-565/to-amend-s-2638-the-national-defense-authorization-act (accessed 2026-10-17).