Here is the full list of all 19 Warmonger: Sins of the Naga achievements.
War knocked on the door and you done answered
The working day doesn't end just because you died
Grief can be a cruel companion
Better dead than read
We're excited and angry!
Overwhelming military responses are always appropriate
Who doesn't love an underdog?
Take better aim next time
Can't the automaton do it?
Worse than vampires? reavers? leper-witches and fungal hiveminds? Yes they are.
Any sufficiently complex dynamical and yet non-linear system is capable of developing unforeseeable emergent properties
It takes four hands to quadrulate the omens based only on your time and place of birth
Who takes a regular horse nowadays?
Shall surely hath been they that doth dealt it
The Gates of Sinkiaga are yours
The Queen Mother is dead and the world is safe once more
War comes at a price and a lot of people just paid it
10000 deaths are not enough for you
Less than 5000 people died in the Third War of the Naga