In order to use their resources efficiently, nations use different types of economic systems that will meet the needs of their country. Adam Smith’s economic theory of capitalism stressed the importance of free market and the “invisible hand”. He felt that in order for a nation to prosper there must be no government involvement in the market, because it would basically run itself. On the other hand, Karl Marx’s Communist Manifesto focuses on the struggle of the class system. He believed that the proletariat, or the poor people, must rise up and take from the bourgeoisie, or the rich upper class. He also believed in a government that is run by the workers and for the workers. Communism and capitalism are two entirely diverse government systems in which nations employ in order to have a strong and stable economy. The basic ideology of communism is the dialectic, or force of change, in the class systems. Marx believed that the Proletariats must come together and overthrow the bourgeoisie. Therefore gaining political power and eliminating the class struggle. For example, we can see the conflict between feudal lords, vassals, guildmasters, journeymen, apprentices, and surfs in the Middle Ages, in which almost all of these classes had subordinate gradations, which represent this class struggle that Marx is describing. In addition, during the French revolution the lower class, or Third Estate, took a stand against the higher classes in order to have a better life. We can also see this historical struggle through the industrial society in which the workers fought against the wealthy to have a system organized by the workers and for the workers. Marx also knew that if the profit-seeking capitalists continue to exploit the poor workers in pursuit for greater and greater profit, a revolution would be triggered as it was in France. Marx based his writings historical struggle