Sgt. Major John Canley is a retired United States Marine Corps officer known for his bravery during the Vietnam War. He served with the 1st Marine Division and played a significant role in the Battle of Hue in 1968, where he demonstrated exceptional leadership and courage under fire. In recognition of his heroism, Canley was awarded the Medal of Honor in 2018, which is the highest military decoration in the United States. His actions during the war not only saved lives but also exemplified the values of the Marine Corps, making him a respected figure in military history.