...hiladelphia. Commodore Dupont, commandant of the Navy Yard there, was also consulted, and it was agreed that the troops should go by water from Perryville, at the mouth of the Susquehanna River, to Annapolis , and thence across Maryland to Washington City. Butler was ordered to take that route, seize and hold Annapolis and Annapolis Junction, and open and thoroughly guard a military pathway to the Capit...