President Kirchner of Argentina has decreed that all ship sailing in their territorial waters require a permit issued from the Argentinian authorities. I could harp on about how this contravenes international maritime law but I won't bother. Just show your permit. It looks like this :-
Should this fail to satisfy the Argentinian authority then please request for a mediator to resolve the dispute. They are easily identifiable and look like this :-
and may be seen carrying translation tools like this so that the argentineans can understand the mediators position clearly:-
Now our military may be underfunded, we may have a massive number of troops committed to Afghanistan, but if Argentina thinks it can win a military conflict with the UK then by all means, let them try. We might not be in the best shape now but we're still a nation to be feared militarily and have an unequalled record of combat globally. It wasn't so long ago this little island ruled 80% of the world population and it'll take more than a jumped up posse of latin american chancers to claim our territory.