The 6th U.S. Cavalry was organized in Pittsburgh, PA in 1861, fighting in the Civil War with notable success at Williamsburg in 1862 and during the Battle of Gettysburg at Fairfield. The 6th received 16 battle streamers for their efforts with three 6th cavalrymen receiving the Medal of Honor.
Following the Civil War, the 6th fought the Indian Wars adding ten battle streamers to their Regimental Standard with 46 Medals of Honor given for individual bravery. 6th Cavalryman Lt. Charles Gatewood convinced Geronimo to surrender and return to the reservation, ending a year of murder and terror on the plains.
The Spanish-American War of 1898, saw the 6th Cavalry side-by-side with Teddy Roosevelt and the Rough Riders as they won the war in Cuba. The 6th continued on with service in the Boxer Rebellion, Philippines, Mexican Punitive Exhibition, and Yellowstone National Park.