In transmitting these memorials to Congress I recommend that such provision may be made for the protection and prosperity of our fellow-citizens at and near the eastern slope of the Rocky Mountains as their distance and the exigencies of their condition may require for their government. JAMES BUCHANAN. WASHINGTON, _February 25, 1860_. _To the House of Representatives_: In compliance with the resolution of the House of Representatives of the 16th instant, requesting a copy of a letter of the Emperor of France upon the subject of commerce and free trade, I transmit a report from the Secretary of State, to whom the resolution was referred. JAMES BUCHANAN. WASHINGTON, _February 29, 1860_. _To the Senate of the United States_: In answer to the resolution of the Senate of yesterday, requesting information with regard to the present condition of the work of marking the boundary pursuant to the first article of the treaty between the United States and Great Britain of the 15th of June, 1846, I transmit a report from the Secretary of State and the papers by which it was accompanied. JAMES BUCHANAN. WASHINGTON, _March 1, 1860_. _To the Senate of the United States_: I transmit herewith, in compliance with the resolution of the Senate of the 1st of February, 1860, a report from the Secretary of War, communicating the information desired relative to the payments, agreements, arrangements, etc., in connection with the heating and ventilating of the Capitol and Post-Office extensions. JAMES BUCHANAN. WASHINGTON, _March 5, 1860_. _To the Senate of the United States_: In compliance with the resolution of the Senate of the 23d of February, 1860, I transmit to that body a communication[11] of the Secretary of War, furnishing all the information requested in said resolution. JAMES BUCHANAN. [Footnote 11: Relating to disturbances on the Rio Grande between citizens and military authorities of Mexico and Texas.] WASHINGTON, _March 8, 1860_. _To the Senate of the United States_: I transmit herewith a report from the Secretary of State, together with the papers accompanying it, in answer to the resolution of the Senate in executive session of the 28th ultimo, calling for the instructions to our minister or ministers in Mexico which resulted in the negotiation of the treaty with that country now before the Senate. JAMES BUCHANAN. WASHINGTON, _March 12, 1860_. _To the Senate of the United States_: In answer to the resolution of the Senate of the 6th ultimo, requesting copies of the instructions to and dispatches from the late and from the present minister of the United States in China down to the period of the exchange of ratifications of the treaty of Tien-tsin, and also a copy of the instructions from the Department of State of February, 1857, to Mr. Parker, former commissioner in China, I transmit a report from the Secretary of State and the papers by which it was accompanied. JAMES BUCHANAN. WASHINGTON, _March 15, 1860_.