Because he led the revolutionary war and framed the constitution of the usa <span />
Checks and Balances are all spread through out the branches. Each one is designed so no one branch became to powerful, each branch has to check and balance another one.
Answer: The role of children was to help their parents out in the fields if they needed it and the girls would help their mothers in the household. Boys would live with the parents for their entire life. The girl would move in with their husbands.
Muhammad is the last prophet