This is a list of sovereign states by constitutionally defined de jure system of government. This list does not measure degree of democracy, political...

This is a list of countries by date of their last transition from a monarchy to a republican form of government. There were two periods in recent history...

a list of current heads of state and heads of government. In some cases, mainly in presidential systems, there is only one leader being both head of state...

This is a list of lists of countries and territories by various criteria. A country or territory is a geographical area, either in the sense of nation (a...

A large majority of the UN member countries, 166 out of 193, have a unitary system of government. A unitary system of government can be considered to...

outside of speculation and scholarly debate. List of countries by system of government List of political ideologies List of political systems in France...

democracy E-Government History of politics Legal rights List of countries by system of government List of European Union member states by political system Local...

This is a list of countries by number of military and paramilitary personnel. It includes any government-sponsored soldiers used to further the domestic...

which do not reflect differences in the cost of living in different countries (see List of countries by GDP (nominal) per capita); hence, using a PPP...

This article lists the various types of federal systems in different countries. Following the end of World War II, several movements began advocating...