Military District of Washington July 1862 United States Army < to June • July 1862 • to August > Commanded by Brigadier General James Wadsworth Sturgis’ Brigade Brigadier General Samuel Sturgis 9th Rhode Island Infantry Regiment Colonel Charles T. Robbins 10th Rhode Island Infantry Regiment Colonel Zenas R. Bliss 59th New York Infantry Regiment Colonel William L. Tidball to 2nd Corps, 2nd Div., 3rd Brig. 71st New York State Militia Colonel Henry P. Martin 63rd Indiana Infantry (4 companies) 19th United States Infantry, 1st Bn. 8th Massachusetts Battery Whipple’s Brigade Brigadier General A. W. Whipple 1st Massachusetts Heavy Artillery 2nd New York Heavy Artillery Regiment Colonel Gustave Waagner 4th New York Heavy Artillery Regiment Colonel Gustavus A. DeRussy 11th New York Independent Battery 12th New York Independent Battery 1st Wisconsin Heavy Artillery Infantry 2nd District of Columbia Infantry Regt. 32nd Massachusetts Infantry (6 cos.) Colonel Francis J. Parker to 1 Brig. 1 Div. 5 Corps, Army Potomac 10th New Jersey Infantry Regiment Colonel William R. Murphy 69th New York State Militia Colonel James Bagley 86th New York Infantry Regiment Colonel Benajah P. Bailey 91st Pennsylvania Infantry Regiment Colonel Edgar M. Gregory Artillery 2nd New York Heavy Artillery Regiment, Battery L 1st New York Artillery, Battery C 9th New York Independent Battery 16th New York Independent Battery 1st Ohio Artillery, Battery H 2nd Pennsylvania Heavy Artillery 10th Rhode Island Battery West Virginia Artillery, Battery A West Virginia Artillery, Battery B Cavalry 6th New York Cavalry Regiment Colonel Thomas C. Devin 10th New York Cavalry Regiment Colonel John C. Lemmon 11th New York Cavalry Regiment Colonel James B. Swain 2nd Pennsylvania Cavalry Regiment Colonel Richard B. Price 12th Pennsylvania Cavalry Regiment Colonel Lewis B. Pierce
