This is a list of dates mentioned in World of Warcraft: The Burning Crusade manual, website, strategy guide, or in the expansion. * 25,000 years ago; Eredar race arose on Argus. * 1000 years ago; War of the Shifting Sands (BCMan 6) * 30 years ago; Rexxar, left the Mok'Nathal to follow the Horde to Azeroth. * 20 years ago; The events of Beyond the Dark Portal begin. * 18 years ago; Ner'zhul opens the portals on Draenor destroying the world, creating Outland. (WoWtBCOSG 3) * 17 years ago; Assault on Blackrock Spire. Commander Mograine finds the Dark Crystal during the battle. * 7 years ago; Thrall escapes from Durnholde Keep. Commander Mograine with the help of others turns the Dark Crystal into the Light Crystal. * 5 years ago; Battle of Mount Hyja