At a time of corrosive popular cynicism & profound international unease the need for clarity over the fundamental concepts of politics has never been greater: the forces of Terrorism & Fundamentalism endanger our Security while government responses to it pose a basic threat to Liberty Democracy & Human rights. Corruption Spin & a suspect Political culture arouse public indignation which is further aggravated by an array of Pressure groups & the far-from-disinterested attentions of the Mass media. In 50 Political Ideas You Really Need to Know Ben Dupre clears away the murk that obscures key concepts that we ignore at our peril. Justice Liberty Human rights The social contract Democracy Tyranny Federalism Utopianism Political violence Revolution & change Political culture Monarchism Republicanism Secularism Conservatism Liberalism Socialism Communism Fascism Anarchism Fundamentalism Multiculturalism Labour movement Womens movement Green politics Pressure groups Constitutions Parliaments Presidential systems Elections Parties Civil service/bureaucracy Intelligence agencies Mass media Spin & propaganda Wealth & poverty Crime & punishment Security & defence Terrorism Welfare Race Corruption Political correctness Realists & idealists War & peace Nations & nationalism Imperialism Isolationism United Nations Globalization.