March 06, 1837
To the Senate of the United States:
I nominate to the Senate Powhatan Ellis, of Mississippi, to be envoy extraordinary and minister plenipotentiary of the United States to the United Mexican States, to be sent whenever circumstances will permit a renewal of diplomatic intercourse honorably with that power.
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/201106