To amend a resolution providing for treaty between the U.S. And mexico, concluded at mexico city, dec. 30, 1853, by setting the boundary line between the U.S. A

On Apr 12, 1854, the Senate voted 30–13. Result: passed. By party: Democrats 23–6, Others 7–7. 6 members voted against their own party.

During the 33rd Congress (1853–1854), Franklin Pierce was president.

Yes: 30
No: 13
Did not vote: 27
Date: Apr 12, 1854

By party

Democrats23 yes · 6 no · 13 didn’t vote
Others7 yes · 7 no · 14 didn’t vote

Who broke with their party

William McKendree Gwin D-CA voted no
James Asheton Bayard Jr. D-DE voted no
Augustus Caesar Dodge D-IA voted no
James Shields D-IL voted no
John Pettit D-IN voted no
Charles Edward Stuart D-MI voted no

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 a resolution providing for treaty…: Senate Vote, Apr 12, 1854,” https://www.capitolreceipts.com/vote/33-S-93/to-amend-a-resolution-providing-for-treaty-between-the (accessed 2026-10-17).