The Sumerians were the first people to migrate to Mesopotamia, they created a great civilization. Beginning around 5,500 years ago, the Sumerians built cities along the rivers in Lower Mesopotamia, specialized, cooperated, and made many advances in technology. The wheel, plow, and writing (a system which we call cuneiform) are examples of their achievements.
1 In a presidential system, the legislature and the executive do not have to be aligned and often work against each other. 2  Policy implementation can be much slower and more moderated, at least in the US system.
Parliamentary is Better! A Parliamentarian style of government is better than a Presidential style of government because of the efficiency of the government with restraints to prevent against a dictatorship or a totalitarian rule.When a Prime Minister is elected to office he is elected by the party with the majority.he majority party is elected by the people of the country as representatives to what they want thus giving the people a direct voice in their government. The parliamentary is then led by the party leader of the majority. Sure he can do anything he wants but he does have the vote of confidence to think of.