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, Federal army, or Northern arm
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
Ulysses S. Grant was the 18th president of the United States, serving from 1869 to 1877, and was the Commanding General of the Union Army, leading it to victory in the American Civil War in 1865.
Union army
…tie their lives and fortunes to the Confederate army. Almost 200 United States Military Academy graduates who previously left the U.S. Army, including Ulysses S. Grant, William Tecumseh Sherman, and Braxton Bragg, returned to service at the outbreak of the Civil War. This group's loyalties were far more evenly divided…
Grant's birthplace in Point Pleasant, Ohio
Grant as a young officer, c. 1845–1847
The Battle of Monterrey during which Grant saw military action