Answer:
Violence for what ?? slavery, racism??
A reason could be that trading food wasn’t that popular at the time seeing that you only needed to grow food for your family
<span>The Muslim troops were under
the leadership of Salah ad-Din (Saladin) an Ayyubid sultan. They had murdered
and enslaved many Crusaders which made the Muslims a great military power in
Jersualem, the Holy Land. They had also captured other cities which sparked
what was then known as the ‘Third Crusade’.</span>
B. Europe's population growth is mostly due to immigration.
