.... E., which was made by Gen. Washburne, with 2,500 cavalry and 5 howitzers, in a march of 24 hours, the infantry coming through during the two following days, bringing about half a regiment of white Arkansas volunteers, with a large number of negroes, who, having been employed to block the roads in our front by felling trees across them, were entitled to liberty and protection under the regnant military ...