What are 5 reasons civilizations conquer other civilizations in the middle ages?

Civilizations in the Middle Ages often conquered others for reasons such as the desire for territorial expansion, which provided access to more resources and land. Economic gain was a significant motivator, as conquering new regions could enhance trade routes and wealth. Additionally, religious zeal played a role, with many seeking to spread their faith or convert others. Political power and prestige were also driving factors, as leaders aimed to strengthen their influence and establish dominance over rival states.