This millennium ran from the foundation of Equestria in the month of Crafting 0 AE to 30 Corn 1001 AE (It thus for 1000 years and a fraction, and thus despite the presence of a zero year in the pony reckoning, the millenia all still break on years ending with -001.)

1st Century AE

• Crafting 0: Founding of Equestria, definitionally the first event in the AE Era.

• 3: Death of River Runes, first Loremaster of the Arcane Helix

• 37: Princess Platinum becomes Queen of All the Unicorns, thereby uniting the Unicorn Kingdom and Equestria.

2nd Century AE

• ca. 150: Zebras discover the Isle of Yore

• 169: Duke Shiny Bauble becomes a duke.

• 177: An early chronological stele of Stargazer is re-erected.

• 200: Silver Swirl becomes Queen of Equestria.

3rd Century AE

• 227: Birth of princess Celestia

• 244: Galaxy becomes king of Equestria.

• 250: Last Boars on the Isle of Yore gone.

• 251: Princess Luna born.

• 3 Corn 287: A survey monument was set in the mountain pass that would later become Fort Junechase.

4th Century AE

• 320: Coming of Discord. King Galaxy killed in battle.

5th Century AE

• 424: Elements of Harmony discovered by Celestia and Luna.

• 425: Discord Stoned.

• 430: Ascension of Luna and Celestia as sovereign princesses, beginning of the Royal Age.

6th Century AE

• 502: Archmagical Sconce of the Isle of Yore founded.

7th Century AE

• Nothing noted yet

8th Century AE

• 704: Arcane Helix banished from Equestria to the Dread Dimensions.

• 715: Origins of Bat Ponies.

• 734: King Sombra ascends the Crystal Throne.

• 784: Something happened.

• 800: King Sombra defeated by Celestia and Luna.

9th Century AE

• 805: Rebellion of Nightmare Moon.

• 808: Princess Luna banished to the Moon.

10th Century AE

• 980: Calendrical Stele of Stargazer I re-erected in Canterlot on the occasion of the 550th regnal year of Celestia.