This is a list of sovereign states by system of government.There is also a political mapping of the world that shows what form of government each country has, as well as a brief description of what each form of government entails. The list is colour-coded according to the type of government, for example: blue represents a republic with an executive head of state, and red …

Proportional representation (PR) refers to a type of electoral system under which subgroups of an electorate are reflected proportionately in the elected body. The concept applies mainly to geographical (e.g. states, regions) and political divisions (political parties) of the electorate.The essence of such systems is that all votes cast - or almost all votes cast - contribute to the …

San Marino (/ ˌ s æ n m ə ˈ r iː n oʊ / (), Italian: [sam maˈriːno]), officially the Republic of San Marino (Italian: Repubblica di San Marino; Romagnol: Ripóbblica d' San Marein), also known as the Most Serene Republic of San Marino (Italian: Serenissima Repubblica di San Marino), is the fifth-smallest country in the world and a European microstate in Southern Europe enclaved by …

A parliamentary republic is a republic that operates under a parliamentary system of government where the executive branch (the government) derives its legitimacy from and is accountable to the legislature (the parliament). There are a number of variations of parliamentary republics. Most have a clear differentiation between the head of government and the head of …

Switzerland signed a free-trade agreement with the then European Economic Community in 1972, which entered into force in 1973.. Switzerland is a member of the European Free Trade Association (EFTA), and took part in negotiating the European Economic Area (EEA) agreement with the European Union. It signed the agreement on 2 May 1992, and submitted an …