The Duranni clear the way for the Tenir.
The timeline, beginning with Creation and continuing through the present day.
The age that began with Creation and ended with the defeat of Baugoth and his banishment beyond the Walls of Aaroth and the Gates of Night.
The age that began after the defeat of Baugoth and ended with the defeat and banishment of Asmgoth and The Six.
An important breakthrough in physical or magical technology took place, perhaps the invention of a new school of magic, the development of the printing press, or the introduction of a new weapon of warfare.
The destruction of Aqaa and the release of the Dwimmerwash. Beginning of the magical Dark Ages on Cullereon.
The age began after the retreat of Asmgoth and his host from Arn. This is the current era.