The rights and the privileges of freedmen were still threatened after the civil war because laws were still made to regulate their activities. The black codes law were enacted which controlled the way a freed man can live; strict restrictions were placed on them, they can not vote, serve on jury, travel freely or engage in occupation of their choice.
Hope this helps.
The answers are
It ensures individual liberties through the Bill of Rights.
It calls for equal protection under the law.
It establishes a representative government.
Well you will half to get arrested and go to court.
The pope removed the empress during the east west schism i belive