[218] his co-operation being simply suspended, not revoked, General McClellan was not at liberty to abandon the northern approach.
On the 25th of May he received a telegraphic despatch from the President, at considerable length, detailing the enemy's movements as far as they were known up to its date, stating that twenty thousand of McDowell's forces were moving back to Front Royal, that one more of his brigades was ordered to Harper's Ferry through Washington, and that the rest of his forces were to remain for the present at Fredericksburg, adding that if McDowell's force was beyond their reach they (in Washington) should be entirely helpless. At a later hour on the same day, the President sent him another despatch, indicating apprehensions for the safety of Washington, saying, “I think the time is near when you must either attack Richmond or give up the job and come to the defence of Washington.” 1