Alfred Thayer Mahan, American captain and historian (born 1840)

Alfred Thayer Mahan

American naval officer, historian (1840–1914)

Alfred Thayer Mahan was a United States Navy officer and historian whom John Keegan called "the most important American strategist of the nineteenth century." His 1890 book The Influence of Sea Power upon History, 1660–1783 won immediate recognition, especially in Europe, and…