Education
A native of Morgantown, West Virginia, he attended the United States Naval Academy from 1861 to 1864.
A native of Morgantown, West Virginia, he attended the United States Naval Academy from 1861 to 1864.
He was particularly noted for his contributions to naval education, and served as President of the Naval War College from 1900–1903. During the Civil War years, the Academy was relocated from Annapolis, Maryland to Newport, Rhode Island, due to concerns about secessionist sympathy in Maryland, a border state. In 1881, Lieutenant Commander Chadwick led the investigation into the fog signals at Little Gull Island Light in Long Island Sound after the Galatea ran around in the fog during the evening of May 12, 1881.
Major sea commands included the gunboat United States Ship Yorktown, commissioned in 1889.
He served in the Spanish–American War, fighting at the Battle of Santiago de Cuba. As commander of the South Atlantic Squadron he played a major part in the Perdicaris incident of 1904 in Morocco.
He was also a noted historian who wrote several published books, including a noted work on The Causes of the Civil War.