Railroad lawyer Abraham Lincoln.
Abraham Lincoln (1809 - ?) was a railroad lawyer in the Confederation of Indiana. Sobel mentions him as one of the two lawyers who (sometime after 1861) helped Patrick Gallivan extend his Indiana Northern Railroad to Manitoba in the north and through Southern Vandalia to connect to Mexican railroads in the south, making Gallivan the master of rail transport in the western C.N.A. Lincoln also mentored Gallivan's son, future Governor-General Ezra Gallivan.
IOW Abraham Lincoln served as President of the United States of America from 1861 to 1865.