If they are the aggressors as suggested we fight and we win easily, as has been stated the argies armed forces are a joke and if NATO picked a side v Spain they would likely back us so Spain would be an easy win and if NATO stayed out we have the fire power to win, the only EU nations who could beat us would probably be France (we are both pretty even) and Germany (if they could make it last for a while, a short war we would win.