Department of Virginia, August 1861 United States Army < to July • August 1861 • to September > Commanded by: Major General Benjamin F. Butler (until 8/17) Major General John Wool Fortress Monroe and Camp Hamilton 1st Massachusetts Infantry Battalion to Newport News 8/18 (below) 16th Massachusetts Infantry Regiment Colonel Powell T. Wyman from Massachusetts 8/17 3rd New York Infantry Regiment Lt. Colonel Samuel M. Alford 10th New York Infantry Regiment Lt. Colonel Alexander Elder 20th New York Infantry Regiment Colonel Max Weber 99th New York Infantry Regiment Colonel David W. Wardop 1st New York Mounted Rifles Major Charles C. Dodge 2nd United States Artillery, Battery B 2nd United States Artillery, Battery L 4th United States Artillery, Battery D 4th United States Artillery, Battery L Newport News 1st Massachusetts Infantry Battalion from Fortress Monroe 8/18 (above) 7th Massachusetts Independent Battery 1st New York Infantry Regiment Colonel Garrett W. Dyckman 2nd New York Infantry Regiment Colonel Joseph B. Carr 7th New York Infantry Regiment Colonel John E. Bendix (res. 8/1) Colonel Edward Kapff 9th New York Infantry Regiment Colonel Rush Hawkins Cos. C, G & H detached for Hatteras Expedition 1st Vermont Infantry Regiment Lt. Colonel Peter T. Washburn to Vermont to muster out 8/4