The forces of Gen. Wise
engaged the enemy at Williamsburg
on Saturday last, but of the result of the engagement no particulars had reached this city last night.
It was stated by a gentleman who came up on the York River
train last evening, that the enemy's pickets had been driven in, and that their forces had retired to Fort Magruder, some half mile below the town, from which point they had opened fire upon the town.
had taken position near the old college.