It is the Free Labor System
b Liberalism
Liberalism as an ideology has political and economical regard. These privilege individual autonomy, equal chances for everyone. Liberalism was historically the reaction from the "burgouise" and the mercantilist classes against the state intervention. They were happy to act independently of state legislation to engage in economic exchanges. Later this philosophy incorporated the notions of separation of powers, representative and limited power. Rights in the protection of life, and especially the protection of the private property. In this way, they set the boundaries for the state to defend the private property and be a guarantee for ensuring conditions favorable for economic growth.
After the emergence of Islam, which was proclaimed by Muhammad, there emerged a caliphate, as an Islamic state under the leadership of the Caliph, a religious leader who represented the religious successor to the Prophet Muhammad. There were three main caliphates, one after the other, during the medieval period: Rashidun Caliphate, Umayyads Caliphate and Abbasid Caliphate. Starting with Umayyads, the title of the caliph became hereditary within the dinasty, and their empire grew rapidly, adding new territories to the Muslim world, reached the situation of the largest empire at that time, and the sixth empire in history. By other Muslims, they were considered too secular.