sentences:  Farragut then triumphed over the opposition of heavy batteries in Fort Morgan and Fort Gaines to defeat the squadron of Admiral Franklin Buchanan.Farragut was promoted to vice admiral on December 21, 1864, and to full admiral (which at the time was three stars) on July 25, 1866, after the war, thereby becoming the first person to be named full admiral in the Navy's history.The United States Naval Academy (USNA) is an institution for the undergraduate education of officers of the United States Navy and Marine Corps.