With the development of Islam, Arabian people found a common cause and a common belief that that they shared and that put their differences aside. Of course, they were split following the death of Muhammad, but that is a different story.
Slaves kept their humanity by focusing on their religion and faith. It gave them something to believe in when all seemed lost.
The answer would be : <span>goverment,schools,land stereotypes.
Hope this helps !
Photon</span>
U.S. involvement had to be done due to the fact that The Boxers acted as a threat and attacked US foreigners.