December 27, 1825
To the House of Representatives of the United States:
In compliance with a resolution of the House of Representatives of the 20th instant, I transmit herewith a report from the Secretary of State, with copies of such portions of the correspondence between the United States and Great Britain on the subject of the convention for suppressing the slave trade as have not heretofore been, and which can be communicated without detriment to the public interest.
JOHN QUINCY ADAMS.
John Quincy Adams, Special Message Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/200665