
Originally Posted by
Total_Blender
All sorts of international laws come into effect when you have armed merchant ships entering ports. Not to mention if the ships were armed if pirates were successful in seizing the ships then they would then have the ships weaponry at their control. Most countries are weary of the possibility of pirates Seizing an armed ship in one of their ports.
From the articles I have read in shipping journals, the shipping industry is also generally opposed to arming their ships, as expecting their crews to fight off pirates is just too much liability.