In Greek mythology, the Oneiroi were the sons of Hypnos, the god of sleep. hey each represented different aspects of dreams. They lived on the shores of the Atlantic Ocean; dreams came from one of two gates located here. Correct dreams came from a gate made of horn, while untrue ones came from an ivory gate.
... it merely designated anyone who assumed power for any period of time without a legitimate basis of authority.
The first to have the title of "Tyrant" was Pisistratus ...