At the beginning of your conquest you'll dominate an Olog named Bruz.
He'll teach you about the finer points of conquest. However, he
and you must follow his questline.
The quests are split up in to main story and secondary quests.
Main StoryRing of Power
The Best Defence
Damaged
Conquest
The Fight Pitts
Secondary (marked with a hand symbol on your mapMissing
The Poisoned Road
A Sighting
Worse Than Death.
Once "Worse than Death" has been completed, you'll het the achievement.