Federalism

Federalism is both a system of government and a political idea. As a system, it unites separate states, provinces or regions within a larger structure while allowing each to keep its own government and powers. As an idea, it holds that combining shared rule for common matters with self-rule for local matters protects liberty and respects diversity. In a federation, a written constitution usually divides powers between levels of government so that neither can change the arrangement alone. Courts typically settle disputes between them. Federalism can support either more decentralization within a country or deeper union among countries.

Early federal ideas appear in ancient leagues of Greek cities and in the Swiss confederation. The German thinker Johannes Althusius described society as a series of nested communities in the early seventeenth century. Modern federalism took shape with the United States Constitution of 1787. James Madison, Alexander Hamilton and John Jay defended it in the Federalist Papers, arguing that a large republic with divided powers could protect liberty. Alexis de Tocqueville later studied American federalism and praised its local institutions. In the nineteenth century, Pierre-Joseph Proudhon developed a federalist theory from an anarchist perspective. After the Second World War, Altiero Spinelli and others promoted European federalism as a way to prevent war between nations.

Dual federalism holds that national and state governments have separate spheres and should stay within them. Cooperative federalism holds that the levels of government should work together on shared programs. Fiscal federalism studies how taxing and spending should be divided. Asymmetric federalism gives some regions more powers than others, often to recognize national or linguistic minorities. European federalism seeks a federal union of European states. Integral federalism, linked to some French and Swiss thinkers, extends federal principles to economic and social life.

Critics who favor centralized states argue that federalism can create unequal services and rights between regions, slow decision making and allow regional governments to resist national reforms. Historians note that in the United States, arguments for states' rights were used to defend slavery and later racial segregation. Critics on the nationalist side argue that supranational federalism, such as in Europe, weakens national sovereignty and democratic control. Some economists warn that federal systems can lead to competition between regions for investment that lowers taxes or standards. Supporters respond that federalism protects minorities, encourages experimentation and keeps government closer to citizens.

Many of the world's largest countries are federations, including the United States, Canada, Brazil, Germany, India, Australia and Russia. Switzerland and Belgium use federal arrangements to accommodate linguistic communities. The European Union has some federal features, such as a common court and a shared currency for many members, though it is not a full federation. Debates on decentralization, regional autonomy and the division of tax powers continue in many countries.