It was outside the exclusion zone that the British said would be a target, so in that sence it was sunk against the rules. The captain asked the the war office(government or whatever) what he should do ? they said sink it anyway. A bit like invade Iraq even if they dont have weapons of mass...
Not sure people should be joking about that. It was going back to Argentina away from the falklands and a lot of people died when there was still a chance of a peaceful solution. Not our finest hour i would suggest, over a wind swept sheep filled couple of islands.