Which ancient leader used cryptology in battle? Alexander the Great
Julius Caesar
King Histiaeus
King David

the answer is Julius Caesar

Explanation:

At around 100 BC, Julius Caesar was known to use a form of encryption to convey secret messages to his army generals posted in the war front. During the 16th century.

the alfred thayer mahan award for literary achievement is awarded each year by the navy league of the united states. the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation. presented since 1957, "this award for literary achievement is awarded to a u.s. navy officer, u.s. marine corps officer, enlisted service member, or civilian who has made a notable literary contribution that has advanced the knowledge of the importance of sea power in the united states."[1]