To amend the treaty by inserting a clause at the end of the 12th article, as follows: "certificates in proper form for the two first of said installments, in su

On Mar 10, 1848, the Senate voted 33–18. Result: passed. By party: Democrats 26–6, Others 7–12. 6 members voted against their own party.

During the 30th Congress (1847–1848), James K. Polk was president.

Yes: 33
No: 18
Did not vote: 21
Date: Mar 10, 1848

By party

Democrats26 yes · 6 no · 15 didn’t vote
Others7 yes · 12 no · 6 didn’t vote

Who broke with their party

Dixon Hall Lewis D-AL voted no
James Diament Westcott Jr. D-FL voted no
Stephen Arnold Douglas D-IL voted no
Thomas Hart Benton D-MO voted no
Jefferson Davis D-MS voted no
William Allen D-OH voted no

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 amend the treaty by inserting a clause at…: Senate Vote, Mar 10…,” https://www.capitolreceipts.com/vote/30-S-62/to-amend-the-treaty-by-inserting-a-clause-at (accessed 2026-10-17).