27th Pennsylvania Infantry

== Regimental History and Service Record ==
(Washington Brigade)
Organized at Philadelphia January, 1861. Moved to Baltimore, Md., April 18. Attacked in streets of Baltimore April 19. Returned to Philadelphia and reorganized for three years. Mustered in May 31 to date from May 5. 1861. Moved to Washington, D.C., June 17-18. Attached to 1st Brigade, Miles' Division, McDowell's Army of Northeast Virginia, to August, 1861. Blenker's Brigade, Division of the Potomac, to October, 1861. Stahl's Brigade, Blenker's Division, Army of the Potomac, to March, 1862. 1st Brigade, Blenker's 2nd Division, 2nd Army Corps, Army of the Potomac, March, 1862. 1st Brigade, Blenker's Division, Dept. of the Mountains, to June, 1862. 1st Brigade, 1st Division. 1st Corps, Army of Virginia, to September, 1862. 1st Brigade, 1st Division, 11th Army Corps, Army of the Potomac, to October, 1862. 1st Brigade, 2nd Division, 11th Corps, Army of the Potomac, to October, 1863, and Army of the Cumberland to April, 1864. 2nd Brigade, 2nd Division, 20th Army Corps, Army of the Cumberland, to May, 1864.
SERVICE.--
* July 16-21, 1861 - The Manassas Campaign
** July 21, 1861 - Battle of Bull Run, Virginia
Duty in the Defenses of Washington, D.C., until April, 1862. Operations in the Shenandoah Valley May to August. Battle of Cross Keys June 8. At Sperryville and Centreville until August. Pope's Campaign in Northern Virginia August 16-September 2. Battles of Groveton August 29: Bull Run August 30. Duty in the Defenses of Washington, D.C., until December. Reconnaissance to Snicker's Ferry and Berryville November 28-30. March to Fredericksburg, Va., December 10-15. Duty at Falmouth and Brooks' Station until April, 1863. Operations at Welford's, Kelly's and Beverly Fords April 14-15. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 11-August 1, 1863 - The Gettysburg Campaign
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania
* Pursuit of Lee July 5-24. 
* Duty on line of the Rapidan, near Bristoe Station, until September. 
* Movement to Bridgeport, Ala., September 24-October 3.
* March along Nashville & Chattanooga Railroad to Lookout Valley, Tenn., October 25-28.
* Reopening Tennessee River October 26-29.
* Battle of Wauhatchie October 28-29.
* November 23-27, 1863 - The Chattanooga/Ringgold CampaignNot originally referenced on unit homepage
** November 23-25, 1863 - Battles of Chattanooga, Tennessee
** Orchard Knob November 23
** Tunnel Hill November 23-24;
** Mission Ridge November 25
* March to relief of Knoxville November 27-December 17
* Duty in Lookout Valley until May, 1864. 
* May 1-25, 1864 - The Atlanta Campaign
** May 8-11, 1864 - Demonstration against Rocky Faced Ridge, Georgia
** Dug Gap, or Mill Creek, May 8. 
** May 14-May 15, 1864 - Battle of Resaca, Georgia
** Near Cassville May 19. 
** Advance on Dallas May 22-25. 
* Left front May 25. 
* Mustered out June 11, 1864. 
** Veterans and Recruits transferred to 109th Pennsylvania Infantry.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 5 Officers and 67 Enlisted men killed and mortally wounded and 62 Enlisted men by disease. Total 134.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 704, 705, 827, 866, 895, 905, 916, 1585-1586)
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