James Buchanan: “Under its shadow American citizens have found protection and respect in all lands beneath the sun.”

The safety of the immense amount of public property in this city and that of the archives of the Government, in which all the States, and especially the new States in which the public lands are situated, have a deep interest.

The dispatch of Mr. Dallas being in the original, its return to the Department of State is requested.

Had I refused to adopt this precautionary measure, and evil consequences, which many good men at the time apprehended, had followed, I should never have forgiven myself.

I have to state that all the information within my possession or power on these subjects was communicated to the House by the Secretary of the Treasury on the 21st instant, and was prepared under the resolution above referred to and a…