vP battles against other Vikings, whose numbers you have to tick down using whatever means you have available.
As you build and elaborate houses, farms, forts, and ports to attack VIking ships, your rewards will activate and you can earn coins to invest in expanding each territory by conquering the map. Plus you can increase your economic potency if you keep all the loot after each onslaught.
If you want to feel the excitement of living in Viking territory, Vikings at War gives you the chance to row your ships to invade all possible territories. Develop your best strategy and try to defeat each of the groups in your path.