They were also preying on ships of other nations. In 1815 US Navy ships teamed up with British and Dutch warships to fight the Barbary pirates.
They were also preying on ships of other nations. In 1815 US Navy ships teamed up with British and Dutch warships to fight the Barbary pirates.
That's only because: (1) all three nations happened to be facing a common threat, and (2) it was not uncommon for civilian cargo ships in those days to travel in convoys with ships from multiple nations.
None of this is applicable to the world today, because U.S. commercial shipping is almost non-existent in international trade.