The Greeks will tell you it's an illegal and unprovoked occupation by Turkey, the Turks will tell you it was a necessary intervention to protect a Turkish minority from an aggressive Greek puppet regime.
Turkey may have come in like a bull in a china shop saying "try and stop us", but it wasn't...
My partner's large extended family of Turkish Cypriots whe ended up fleeing to London might have a few words to explain why this distinction still exists.
As an aside, crossing the buffer zone in Nicosia is a fantastically strange experience. Middle of the city but deserted apart from a UN...