enemy's right flank and line of retreat up the valley.
The difference of strength between the two armies at this date was
considerably in my favor, but the conditions attending my situation
in a hostile region necessitated so much detached service to protect
trains, and to secure Maryland and Pennsylvania from raids, that my
excess in numbers was almost canceled by these incidental demands
that could not be avoided, and although I knew that I was strong,
yet, in consequence of the injunctions of General Grant, I deemed it