The only quality that matters in a wife is how well she can help manage your lands.
The only quality that matters in an heir is how well he/she can manage your lands.
Nobles will refuse to lower taxes because they are angry about high taxes.
Mediaeval Europe is a tolerant and heterogeneous society. Blanda Upp.
Betrothing your two year old daughter to a foreign noblemen, and then giving that same noble guardianship over her, has no awkward implications at all.
Marrying into your own family gives you prestige.
Byzantium is in every way identical to western europe, just with greek names for certain things.
Hedge Knights always injure themselves.
Once you have defeated your enemies massive army make sure NOT to destroy it. Because if you do, another, possibly larger army will instantly appear.
Your alliance is never good enough.
Attrition is a modern concept and didn’t exist in the mediaeval world.
Your courtiers will refuse any gift valued less then 20G, even if it is more then they make in a year.
The most powerful military forces don’t own any territory.
Even in male dominated countries, women can still be tough warriors.
Your vassals won’t use their 2000 strong army to defend themselves from 500 peasants unless you order them too. If you order them too, they will complain.
44 year old women giving birth to twins is a common occurrence.
The entire mediaeval world agreed on a set hunting season from 1st to the 31st of October.
Vassals have the inalienable right to refuse to pay their lord taxes or provide him armies.