An important question.
--A letter from Fortress Monroe to the N. Y. Tribune says:‘ It is an important question who shall occupy the peninsula between York and James Rivers, at a line as high up as Yorktown, on York River. With that line occupied by ten thousand or fifteen thousand rebel troops a very important step will have been taken in a comprehensive plan for the investment of Fortress Monroe. With that line occupied by Federal troops, a rope would be round Virginia's neck. It would command her completely on the seaboard side, stop communication between Norfolk and Richmond by James River, and render useless the communication Richmond has with York River by rail to West Point on York River; both rivers would be completely blockaded, and Fortress Monroe rendered secure with a small force inside of
’
