February 27, 1865
To the Senate of the United States:
I herewith lay before the Senate, for its constitutional action thereon, a treaty made and concluded with the Klamath and Modoc tribes of Indians of Oregon, at Fort Klamath, on the 5th day of October, 1864.
A letter of the Secretary of the Interior of this date, a copy of the report of the Commissioner of Indian Affairs of the 24th instant, and a communication of the superintendent of Indian affairs in Oregon accompany the treaty.
ABRAHAM LINCOLN.
Abraham Lincoln, Special Message Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/202768