Attached are a few lines from General Grant's memoir recalling the "the first private interview with President Lincoln, on the occasion in the early spring of 1864 when he was given command of all the Federal armies:
"In my first interview with Mr. Lincoln alone he stated to me that he had never professed to be a military man or to know how campaigns should be conducted, and never wanted to interfere in them..."
Click here to read about General Grant's Chief of Staff, General John Rawlins.