Demons
The Cataclysm that dates are measured against, or AB.
1) Liches forming their empire
- Defeated by the High Elves & The Conclave Warforged
2) Greater Demon summoned brought forth armies from the Hells
- Defeated by the 3 Religious Human Kingdoms
3) Great Kingdom of Eregoth was destroyed and the Drow rose up
- Mysteriously stopped by the Drow
4) Orcs organizing as a military force (Everwar)
- Still going on