December 23, 1858
To the Senate of the United States:
I transmit for the consideration of the Senate a convention with New Granada, signed on the 10th day of September, 1857, and a translation of the decree of the President of that Republic ratifying and confirming the same with certain modifications and explanations.
JAMES BUCHANAN.
James Buchanan, Special Message Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/202867