DAILY NATIONAL INTELLIGENCER, Washington, D.C., July 21, 1847  Page 2 has over a column taken up with: "Capture of Tobasco" in the Mexican War, with much detail. Also: "Important Triumph" and "Correspondence Between the Secretary of State & the Mexican Government Relative to the Mission of Mr. Trist" is on the Mexican War as well.
Also: "Late From Mexico" has several reports on the war.
Four pages, nice condition.