The Battle of Derna at Derna, Cyrenaica, was a military engagement in April–May 1805 of a mercenary army recruited and led by United States Marines under the command of U.S. Army Lieutenant William Ea
William Eaton leading the attack on Derna
Presley O'Bannon, on the way to Derna, 1805
Battle of Derna 1805
Lieutenant Eaton's army route to Derna 8 March – 25 April 1805.