Answer:
I don't really understand ur question but I hope this helps
Explanation:
Later on, as the Abbasid caliphate declined, there were many fragmented political entities, some of which were led by non-Arab Muslims.
answer= checks and balances
Explanation:
Federalist No. 51 addresses means by which appropriate checks and balances can be created in government and also advocates a separation of powers within the national government. This idea of checks and balances became a crucial document in the establishment of the modern U.S. system of checks and balances.