The Conquest Title update for Northgard has 11 achievements.
Finish a Conquest with the clan of the Wolf
Finish a Conquest with the clan of the Stag
Finish a Conquest with the clan of the Goat
Finish a Conquest with the clan of the Bear
Finish a Conquest with the clan of the Raven
Finish a Conquest with the clan of the Boar
Finish at least 6 Conquests with different clans
Finish all battles of a Conquest
Finish a Conquest in Hard difficulty
Finish a Conquest in Extreme difficulty
Win each one of the different battles