Harlan’s Light Cavalry
1861–1865 In the American Civil War, Ohio provided the federal government with 260 regiments of men, including infantry, artillery, and cavalry units. Ohioans also … Read more
Harney-Price Agreement (Transcript)
May 21, 1861
Henry Christopher McCook
July 3, 1837 – October 31, 1911 Henry Christopher McCook was a member of the “Fighting McCooks,” fifteen family members who served the Union … Read more
Henry Wager Halleck
January 16, 1815 – January 9, 1872 Henry Wager Halleck was a prominent Union general during the American Civil War. Following a brief but … Read more
Henry Warner Slocum
September 24, 1827 – April 14, 1894 One of the youngest major generals and corps commanders in the American Civil War, Henry Slocum led … Read more
Hibernian Guards
With the American Civil War's outbreak, neither the North nor the South had sufficient military forces to conduct a war. Both the United States … Read more
Hickenlooper’s Battery of Ohio Volunteer Artillery
1861–1865 In the American Civil War, Ohio provided the federal government with 260 regiments of men, including infantry, artillery, and cavalry units. Ohioans also … Read more
Hill’s Battery of Ohio Volunteer Artillery
1863–1865 In the American Civil War, Ohio provided the federal government with 260 regiments of men, including infantry, artillery, and cavalry units. Ohioans also … Read more
Hoffman Battalion
During the American Civil War, originally known as the Hoffman Battalion, the 128th Regiment Ohio Volunteer Infantry was formed between January 8 and January … Read more
Hoffman’s Battery of Ohio Volunteer Artillery
1861–1865 In the American Civil War, Ohio provided the federal government with 260 regiments of men, including infantry, artillery, and cavalry units. Ohioans also … Read more