Here is the full list of all 42 Land of the Vikings achievements.
Have a 100 warriors and 750 People
30 warriors died in battle
Have at least 350 firewood
Train a Shield Maiden
Train a Berserker
Have at least 200 Timber
Have at least 50 warriors
Explore 50 location
Have at least 4 warriors
Have at least 20 warriors
Have at least 499 people
Send your warriors on a raid
Raid a City
Have at least 1000 Silver
Reach Year 9
Earn over 400 silver at once from trading
Gather 10000 fame points
Send 10 sailors in one ship
Build a tavern
Build 10 good houses
Store 250 beer
Have at least 100 Iron
Have at least 66 Leather
Build a Dock
Reach Year 3
Have 500 silver
Get in a boat!
Collect your first fish
Have at least 15 houses
Build a Blacksmith
Have at least 30 decorative light sources
Have at least 8 sheep, 8 cows and 8 chickens
Have at least 100 Coal
Survive 1 Winter
Have at least a 100 meals
Spend 300 silver on building roads
Have 35 herbs
Build a Mine
Build a Gatherer Hut
Harvest 5 fields
Accept a migrant group
Open auto assign feature