Top 2 in Top 10 differences between Europe and Americas.
Europe: the European Parliament (Europarl or EP) is the directly elected parliamentary authority of the European Union (EU). Together with the Council of the European Union, it forms the bicameral legislative branch of the Union's institutions and is described as one of the most power legislative bodies in the world. The Parliament and the Council established the highest legislative body in the Union. However, their powers are limited to the capacity given to the European Community by Member States. Consequently, the organization has little control over the areas of policy held by the countries and in two of the other three pillars of the European Union.
United States: The U.S. federal government is a U.S. government agency that performs roles assigned to the Federation of individual Nations established by the Constitution. The federal government has three branches: executive, legislative, and judicial. Through a system that separates powers or checks and balances, each of these affiliates has a number of action rights, some competent authorities regulate two other branches and in turn have some of their own powers