*[[Kingdom of Castile|Spain]] - yellow and red (yellow dominant)
The restother havefactions tofactions may be unlocked one at a time, as soon as the player has defeated that faction in the short version of the campaign (regardless of whether the player wins the entire campaign). The rest may be unlocked all at once by successfully winning the campaignshort gamecampaign as one of the five initially available factions:.
*[[Byzantine Empire]] - purple and white (purple dominant)
*[[Kalmar Union|Denmark]] - red and white (red dominant)
