The course consists of two parts. The first is intended to provide the linguistic and methodological tools for the study of politics. The topics will cover: the theories of knowledge and the construction of scientific theories, the different functions of language, different ways of understanding the differences between political philosophy and political philosophy, political theory and ideology. The second part proposes a reflection on the key words of the political philosophy vocabulary (state, politics, power, authority, violence, consensus, political, general interest, country, freedom, justice). Particular attention will be given to the analysis of the concept and theories of democracy by reference to: the greek model, the model of Rousseau, liberal democracy, pluralist democracy and democracy in the age of globalization and multiculturalism. The course will conclude with a reflection on current problems of democracy and its possible transformations.