I don't think anyone has ever denied that it was within the exclusion zone. The point I was making is that sinking the Belgrano had no effect on the outcome of the war, so was unnecessary. It was purely a show of strength and nothing more, in my opinion of course.
She was no danger to anyone when she was sunk, heading back to port in fact. Thatcher gave the order just because she could. Sheffield, Coventry etc were actually in the war zone, so a tad different. Its also reported by some, that the Rapier missiles protecting the task force in San Carlos Bay...