Executive Order
11/13/1864
https://www.presidency.ucsb.edu...
The Secretary of War shall assign to the said commissioners such aid and assistance as may be required for the performan...
Said special commissioners shall also investigate and report upon any other matters that may hereafter be directed by th...
But that proclamation falls far short of what the amendment will be when fully consummated.
We could not exaggerate either the commercial or the political importance of that great improvement.