the differences between slavery in the US 200 years ago and in Arab world before Islam

my out line is: I. Thesis sentence: There are major differences between the slavery in the US 200 years ago and the Arab world before Islam. II. Topic sentence for body paragraph 1 (first point of comparison) (2-3 details about Topic A) What is slavery for Arabs? What is slavery for Americans 1. Slavery for Arabs is buying people from the family who loses a war. 2. Slaves could be sold in markets. (2-3 details about Topic B) 1.Slavery for the US depends on the person's skin color. 2. Slavery could depends on the family name. II. Topic sentence for body paragraph 2 (second point of comparison) (2-3 details about Topic A) What are the rights of the slaves in Arab countries and in the U.S.? 1.Arab slaves have the right to keep their birth name. 2. They could not get out of the house without permission, get married or having friends. (2-3 details about Topic B) 1. They do not have the right to stay with their owners in the same house. They sleep outside the house and work in it only in the working hours. 2. They do not have the right to get good jobs. IV. Topic sentence for body paragraph 3 (third point of comparison) (2-3 details about Topic A) How do Arabs treat their slaves and how do Americans treat their slaves? They can marry them even if the slave do not want to. After wars they do not return the slave to see their families and friends. (2-3 details about Topic B) 1. In the Us people treat slaves in a very impolite way. They can even kill them with no reason. 2. They can not get education. You can change it if you have other ideas. but please do not mention sexual or religious problems.