<Tr> <Td> Seaman </Td> <Td> Private or Trooper </Td> <Td> Aircraftman </Td> </Tr> <Tr> <Td_colspan="3"> Talk View </Td> </Tr> <P> The Admiral of the Navy (abbreviated as AN) is the highest possible military rank in the United States Navy . The rank is intended as an "admiralissimo" type position which is senior to the rank of fleet admiral . </P> <P> The rank has only been awarded once, to George Dewey, in recognition of his victory at Manila Bay in 1898 . The United States Congress authorized a single officer to hold the rank of admiral and promoted Dewey to this rank in March 1899 . By a Congressional Act of March 24, 1903, Dewey's rank was established as Admiral of the Navy, effective retroactive to March 1899 . The text of the act read as follows: </P>

What is the rank of admiral in the navy