the release of the Richmond prisoners and a raid upon the enemy's communications and supplies.
His force was to be chosen from the cavalry corps, mostly from his own — the Third--division; and Colonel Ulric Dahlgren, separating from him near Spotsylvania, with five hundred picked men, was to cross the James, enter Richmond on the south side, after liberating the Belle Isle prisoners, and unite with Kilpatrick's main force entering the city from the north at 10 A. M. of Tuesday, March 1st. Gene up to the inner lines of the Richmond defenses.
Some skirmishing with artillery firing went, n for several hours, Kilpatriek mean-while awaiting signs of the approach of Dahlgren.
The latter officer, on separating from the main body below Spotsylvania, moving south-westerly, had, before noon of the 29th, struck and broken the Virginia Central Railroad a little east of Frederick's Hall Station, capturing a detachment of Maryland artillerymen and also about a dozen commissioned officers, who