October 02, 1837
To the House of Representatives of the United States:
In compliance with the resolution of the House of Representatives of the 13th ultimo, concerning the boundary between the United States and the Mexican Republic and a cession of territory belonging to the Mexican Confederation to the United States, I transmit a report from the Secretary of State and the documents by which it was accompanied.
M. VAN BUREN.
Martin van Buren, Special Message Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/200386