To the House of Representatives of the United States:
In compliance with a resolution of the House of Representatives of the 13th instant, requesting the President to communicate any information he may possess in relation to the intercourse and trade now carried on between the people of the United States (and particularly the people of the State of Missouri) and the Mexican Provinces, how and by what route that trade or intercourse is carried on, in what it consists, the distances, etc., the nations of Indians through which it passes, their dispositions, whether pacific or otherwise, the advantages resulting or likely to result from that trade or intercourse, I herewith transmit a communication from the Department of State, which contains all the information which has yet been collected in relation to those subjects.
JAMES MONROE.
James Monroe, Special Message Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/207223