Not fully understanding your question but You could look up information on that subjct
Answer:
Simon Schama
Explanation:
Simon Schama: Wrote several books on cultural and intellectual history. Hope this helps!
Islam helpdspread Arabic culture was to make Arabic the everyday language of the people in the area of which it spread
Answer:
as people needed protection they could live on what was called a "manor" which was like very small castle. they would pledge themselves to the lord(the owner of the manor) and would be allowed to live there. they would far to make money so they could pay taxes in return for protection.