7th Pennsylvania Cavalry The 7th Pennsylvania Cavalry Regiment was a cavalry regiment that served in the Union Army during the American Civil War . The unit was frequently referred to as " 80th Regiment " . Service . The 7th Pennsylvania Cavalry was organized at Camp Cameron in Harrisburg , Pennsylvania September through December 1861 and mustered in for a two year enlistment on December 19 , 1861 under the command of Colonel George C . Wynkoop . The regiment was recruited in Allegheny , Berks , Bradford , Centre , Chester , Clinton , Cumberland , Dauphin , Luzerne , Lycoming , Montour , Northumberland , Schuylkill and Tioga counties . The regiment served unattached , Army of the Ohio , to March 1862 . Negley ' s 7th Independent Brigade , Army of the Ohio ( 1st Battalion ) . Post of Nashville , Tennessee , Department of Ohio ( 2nd Battalion ) . 23rd Independent Brigade , Army of the Ohio ( 3rd Battalion ) , to September 1862 . Cavalry , 8th Division , Army of the Ohio ( 1st and 2nd Battalions ) , Unattached , Army of the Ohio ( 3rd Battalion ) , to November 1862 . 1st Brigade , Cavalry Division , Army of the Ohio , to January 1863 . 1st Brigade , 2nd Division , Cavalry Corps , Army of the Cumberland , to November 1864 . 2nd Brigade , 2nd Division , Cavalry Corps , Military Division Mississippi , to July 1865 . The 7th Pennsylvania Cavalry mustered out of service at Nashville , Tennessee on August 13 , 1865 . Detailed service . Moved to Louisville , Ky . , December 19 , and ordered to Jeffersonville , Ind . Duty there until February 1862 . 1st Battalion ( Companies A , D , H , and I ) sent to Columbia , Tenn . Expedition to Rodgersville May 13 – 14 . Lamb ' s Ferry , Ala . , May 14 . Advance on Chattanooga June 1 . Sweeden ' s Cove June 4 . Chattanooga June 7 – 8 . Occupation of Manchester July 1 . Paris July 19 . Raid on Louisville & Nashville Railroad August 19 – 23 . Huntsville Road , near Gallatin , August 21 . Brentwood September 19 – 20 . Near Perryville October 6 – 7 . Battle of Perryville , October 8 . Expedition from Crab Orchard to Big Hill and Richmond October 21 . 2nd Battalion ( Companies C , E , F , and K ) , under Gen . Dumont , in garrison at Nashville , Tenn . , and scouting in that vicinity until November . 3rd Battalion ( Companies B , G , L , and M ) , in Duffield ' s Command , scouting in western and middle Tennessee . Lebanon and pursuit to Carthage May 5 . Readyville June 7 . Murfreesboro July 18 . Sparta August 4 – 5 and 7 . Regiment reunited in November 1862 . Nashville November 5 . Reconnaissance from Nashville to Franklin December 11 – 12 . Wilson ' s Creek Pike December 11 . Franklin December 12 . Neal , Nashville December 24 . Advance on Murfreesboro December 26 – 30 . Lavergne December 26 – 27 . Battle of Stones River December 30 – 31 , 1862 and January 1 – 3 , 1863 . Overall ' s Creek December 31 . Manchester Pike and Lytle ' s Creek January 5 , 1863 . Expedition to Franklin January 31 - February 13 . Unionville and Rover January 31 . Murfreesboro February 7 . Rover February 13 . Expedition toward Columbia March 4 – 14 . Unionville and Rover March 4 . Chapel Hill March 5 . Thompson ' s Station March 9 . Rutherford Creek March 10 – 11 . Snow Hill , Woodbury , April 3 . Franklin April 10 . Expedition to McMinnville April 20 – 30 . Middletown May 21 – 22 . Near Murfreesboro June 3 . Operations on Edgeville Pike June 4 . Marshall Knob June 4 . Shelbyville Pike June 4 . Scout on Middleton and Eagleville Pike June 10 . Scout on Manchester Pike June 13 . Expedition to Lebanon June 15 – 17 . Lebanon June 16 . Tullahoma Campaign June 23 - July 7 . Guy ' s Gap or Fosterville and capture of Shelbyville June 27 . Expedition to Huntsville July 13 – 22 . Reconnaissance to Rock Island Ferry August 4 – 5 . Sparta August 9 . Passage of Cumberland Mountains and Tennessee River , and Chickamauga Campaign August 16 - September 22 . Calfkiller River , Sparta , August 17 . Battle of Chickamauga September 19 – 20 . Rossville , Ga . , September 21 . Reenlisted at Huntsville , Ala . , November 28 , 1863 . Atlanta Campaign May to September 1864 . Demonstration on Rocky Faced Ridge May 8 – 11 . Battle of Resaca May 14 – 15 . Tanner ' s Bridge and Rome May 15 . Near Dallas May 24 . Operations on line of Pumpkin Vine Creek and battles about Dallas , New Hope Church and Allatoona Hills May 25 - June 5 . Near Big Shanty June 9 . Operations about Marietta and against Kennesaw Mountain June 10 - July 2 . McAffee ' s Cross Roads June 11 . Powder Springs June 20 . Noonday Creek June 27 . Line of Nickajack Creek July 2 – 5 . Rottenwood Creek July 4 . Rossville Ferry July 5 . Line of the Chattahoochie July 6 – 17 . Garrard ' s Raid on Covington July 22 – 24 . Siege of Atlanta July 22 - August 25 . Garrard ' s Raid to South River July 27 – 31 . Flat Rock Bridge July 28 . Kilpatrick ' s Raid around Atlanta August 18 – 22 . Flint River and Jonesborough August 19 . Red Oak August 19 . Lovejoy ' s Station August 20 . Operations at Chattahoochie River Bridge August 26 - September 2 . Operations in northern Georgia and northern Alabama against Hood September 29 - November 3 . Carter Creek Station October 1 . Near Columbia October 2 . Near Lost Mountain October 4 – 7 . New Hope Church October 5 . Dallas October 7 . Rome October 10 – 11 . Narrows October 11 . Coosaville Road , near Rome , October 13 . Near Summerville October 18 . Little River , Ala . , October 20 . Leesburg October 21 . Ladiga , Terrapin Creek , October 28 . Ordered to Louisville , Ky . , to refit ; duty there until December 28 . March to Nashville , Tenn . , December 28 - January 8 , 1865 , thence to Gravelly Springs , Ala . , January 25 , and duty there until March . Wilson ' s Raid to Selma , Ala . , and Macon , Ga . , March 22 - April 24 . Selma April 2 . Occupation of Montgomery April 12 . Occupation of Macon April 20 . Duty in Georgia and at Nashville , Tenn . , until August . Casualties . The regiment lost a total of 292 men during service ; 8 officers and 94 enlisted men killed or mortally wounded , 5 officers and 185 enlisted men died of disease .