On 10 June, Tripoli declared war against the U.S., which refused to pay tribute to commerce-raiding Arab corsairs. U.S. land and naval campaigns forced Tripoli to negotiate peace on 4 June 1805.
Richert, Lucas Paul. "U.S. war with Tripoli". The Literary Encyclopedia. First published 01 February 2009
[http://www.litencyc.com/php/stopics.php?rec=true&UID=5943, accessed 19 June 2013.]