18th Ohio Infantry Regiment

18th Ohio Infantry Regiment
Cavalry guidon
ActiveMay 29, 1861, to August 28, 1861 (3 months)
November 4, 1861, to November 9, 1864 (3 years)
CountryUnited States
AllegianceUnion
BranchInfantry
EngagementsBattle of Stones River
Tullahoma Campaign
Battle of Chickamauga
Siege of Chattanooga
Battle of Missionary Ridge
First Lieutenant Robert S. King, Second Lieutenant James W. Slater, and Captain Milton W. Halsey of 18th Ohio Infantry Regiment. From the Liljenquist Family Collection of Civil War Photographs, Prints and Photographs Division, Library of Congress

The 18th Ohio Infantry Regiment was an infantry regiment in the Union Army during the American Civil War.