Bridges' Battery Illinois Light Artillery was an artillery battery from Illinois that served in the Union Army during the American Civil War. Organized on 17 June 1861 as Company G, 19th Illinois Infantry Regiment, it was detached as an independent artillery battery on 14 January 1863. The battery fought in the Tullahoma campaign, at the battles of Chickamauga and Missionary Ridge, and in the Knoxville campaign in 1863. Bridges' Battery participated in the Atlanta campaign in 1864, fighting at Rocky Face Ridge, Resaca, Adairsville, Pickett's Mill, Kennesaw Mountain, Peachtree Creek, Atlanta, and Jonesboro. The unit fought at Franklin and Nashville shortly before it was renamed Battery "B", 1st Illinois Light Artillery Regiment on 21 December 1864. It spent the rest of the war with the Nashville garrison and was mustered out in July 1865.