* One million Avan years pre-modern: A greenhouse climate develops on Avo and persists until the modern epoch.

* Pre-modern: [[The Screech]] occurs.

*'''ZY 0'''

** ZY 527: Varuk Mai born.

*'''ZY 1400'''

** ZY 1459: Dei-Aleer first noted by a Thahanese probe.

*'''ZY 1900'''

** ZY 1955: [[Nolnek Imperium]] founded by Colthor the Free.

** ZY 2007: The concept of an [[Imperial Mandate]] is introduced by the [[Colthori Dynasty]].

*'''ZY 2100'''

** ZY 2160: [[Veneradome ah Dei-Aleer]] opened.

** ZY 2199: [[Ithica Iniversity]] founded.

*'''ZY 2200'''

*'''ZY 2900'''

** ZY 2902: [[Wise in the Ways of War]] loses their seat on the Great Aggregate after a half a century of service and several stints in the cabinet and retires to teach and administrate at the Selfmade Self-defense Institute.

** ZY 2910: [[Jubilique Hedonotory of Consent]] inhabits [[Veneradome ah Dei-Aleer]]

** ZY 2948: [[Vashik ek Koltor]] born as Vashik ek Khonel-Melnik.

** ZY 2974: [[Vashik ek Koltor]] made head of the Nolneki consulate on Inokh.

** ZY 2987: [[Ending the Containment: Inchoate and the Immaterial]] is published.

*'''ZY 3000'''

Exception encountered, of type "Error"