Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A New Home	Complete the campaign on any difficulty.
Bathed in Blood	Kill 15000 vikings.
Cold Steel	Win an island in the snow.
Folk Hero	Complete the campaign on hard, recruit all commanders and keep them alive.
Nightwatch	Win an island at nighttime.
Norsebane	Kill 1000 vikings.
Protector of the Realm	Win 10 islands in a row, without losing a single house.
Ready for Anything	Fully upgrade one of your commanders.
Ready for Battle	Purchase an upgrade for one of your commanders.
Split the Party	Win 3 islands on a single turn.
Turn Back the Tide	Kill all the vikings in a ship, before it reaches the shore.