Nathaniel Lyon was a United States Army officer who was the first Union general to be killed in the American Civil War. He is noted for his actions in Missouri in 1861, at the beginning of the conflict, to forestall secret secessionist plans of the governor Claiborne Jackson.
Nathaniel Lyon
A stone chimney with four fireplaces is all that is left of General Nathaniel Lyon's birthplace homestead at Nathaniel Lyon Memorial State Park.
A monument to Nathaniel Lyon with the St. Louis Arsenal in the background
General Nathaniel Lyon
During the American Civil War, the United States Army, the land force that fought to preserve the collective Union of the states, was often referred to as the Union Army, the Grand Army of the Republic, the Federal Army, or the Northern Army. It proved essential to the restoration and preservation of the United States as a working, viable republic.
Recruiting poster for the 1st New York Mounted Rifles Regiment
General George B. McClellan with staff and dignitaries, including from left to right: Gen. George W. Morell, Lt. Col. A.V. Colburn, Gen. McClellan, Lt. Col. N.B. Sweitzer, Prince de Joinville (son of King Louis Philippe of France), and the prince's nephew, Count de Paris (on far right)
The champions of the Union, an 1861 lithograph by Currier and Ives
Officers of the 3rd Massachusetts Heavy Artillery Regiment defending the national capital of Washington, D.C., in 1865, the final year of the Civil War