Re:From file-sharing to prison: A Megaupload programmer tell...
by hydrogen18 on Friday June 24, 2016 @05:50PM
(#11973774)
The Barbary wars were conducted because of the economic impact of taking American sailors as slaves. Free-ing the enslaved sailors was just a value-added benefit.
Oh, they have the ability, c.f. https://en.wikipedia.org/wiki/Ion_Perdicaris#Perdicaris_inci... (threat of war if an American citizen were not released) or https://en.wikipedia.org/wiki/War_of_Jenkins'_Ear (war over abuse of an English subject) or https://en.wikipedia.org/wiki/Barbary_Wars (wars to prevent enslavement of American sailors).
'Release our citizen or we start shelling' can be a very effective diplomatic tool. It's just that they normally don't bother.