The causes of American Revolution can be summarized into several factors. The first cause was British imposed its mercantilist monopoly authority to suppress colonies’ economic opportunity after the French-Indian War. Mercantilist discourages trade as the source of the wealth to manage the empire and its colonies. For most the parts are the Merchant class played an important role in the Parliament to make sure the colonies served the interest of British government and the merchant class. American Colonies played the role of providing raw materials and the transportation of processed goods in the triangle trade route, in return for the empire’s military protection. However, all the colonial economic activities were subject to direct or indirect