That would be the Romans. They had a highly efficient Senate that allowed the people to be represented in a Republic format.
The Arab nations were actually divided in a sense but they always tended to unite for the cause of the Arab-Israeli conflict.
Although each Arab nation strives to conquer the Arab world, they still remain prideful in national identity and assertion of rights to the Holy Land.
This was not copied from a website or someone else. This was from my last year report.
Just be honest with them and everything will work out :)
