April 12, 1867
To the Senate of the United States:
I transmit to the Senate, in answer to their resolution of the 10th instant. calling for information relative to prisoners of war taken by belligerents in the Mexican Republic, a report from the Secretary of State, with accompanying papers.
ANDREW JOHNSON.
Andrew Johnson, Special Message Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/203261