This is my official timeline from my own notes to help my readers keep track of the events, so it WILL contain spoilers. And in case you are wondereing, ADG and BDG stand for After- or Before the Death of Galbatorix, while BA and AA stand for Before Alliance or After Alliance.


Timeline

21 BDG(winter)/ 369 BA(winter) – Mercury is born in our world to a different name

18 BDG/ 366 BA – Mercury's parents commit suicide by drinking quicksilver and try, but fail, to do the same to Mercury

3 BDG/ 351 BA – Mercury changes his last name to Iridium

1 BDG/ 349 BA – Mercury is brought to Alagaësia

0/ 348 BA – Galbatorix dies

1 ADG/ 347 BA – Eragon and Arya depart for the east

2 ADG/ 346 BA – The Disaster of Bullridge happens

11 ADG/ 337 BA – Mercury meets Elva again

20 ADG/ 328 BA – Mercury and Elva become romantically involved

32 ADG/ 316 BA – Mercury orders Elva's death, initiating the Decade of Bloody River

51 ADG/ 297 BA – Arya gives birth to Evandar

74 ADG/ 274 BA – Mercury purges Ilirea and kills Elva, and Arya gives birth to Loivissa

79 ADG/ 269 BA – Mercury gets his memory wiped

86 ADG/ 262 BA – Mercury acquires the deed to Eregion

120 ADG/ 228 BA – Mercury finishes construction of Nolondil

151 ADG/ 197 BA – First sighting of the shade

162 ADG/ 186 BA – Nolondil is chosen as a safe haven

170 ADG/ 178 BA – Nolondil is sacked

171 ADG/ 177 BA – The shade is killed and Mercury departs Alagaësia

226 ADG/ 122 BA – Mercury finds the then 5-year-old Naina Uluth(brightening moon)

237 ADG/ 111 BA – Celiste gives birth to Helen

239 ADG/ 109 BA – The ra'zac empire invades Alagaësia

246 ADG(late spring)/ 102 BA(late spring) – It is decided by the leaders of Alagaësia to have Loivissa try and have Mercury return to the war.

247 ADG(early summer)/ 101 BA(early summer) – Celiste is killed while on her way from Ilirea to Dras Leona to heal the sick and wounded

247 ADG(late summer)/ 101 BA(late summer) – Mercury returns to Alagaësia and ends the 2nd Ra'zac War

248 ADG(late winter)/ 100 BA(late winter) – Mercury is crowned king of the new kingdom of Damocles

248 ADG(early summer)/ 100 BA(early summer) – The Ra'zac Empire is finally defeated at the battle of Rushno, Kilgharrah dies and Loivissa is banished from Damocles by Mercury

306 ADG/ 42 BA – Project Faust reaches its conclusion

348 ADG(early summer)/ 0(early summer) – The Silver Wave Alliance is formed on the 100th anniversary of the Ra'zac Empire's defeat

618 ADG/ 270 AA – Atanalcar's story begins

619 ADG/ 271 AA – Elladan's story begins

641 ADG(spring)/ 293 AA – Mercury begins his invasion of Alagaësia and the dragon rider city of Estildirin

641 ADG(early summer)/ 293 AA – Mercury crushes the combined Alagaësian grand army and subsequently conquers all of Alagaësia

641 ADG(late summer)/ 293 AA – Aiedail is formed with the sole purpose of killing Mercury

642 ADG(spring)/ 294 AA – Mercury ratifies Special Order 66, thereby banishing the existence of eldunarya.

645 ADG/ 297 AA(early spring) – Mercury's body is destroyed and his soul bound to the earth

745 ADG/ 397 AA – Loivissa commits suicide