At a time of corrosive popular cynicism and profound international unease, the need for clarity over the fundamental concepts of politics has never been greater: the forces of Terrorism and Fundamentalism endanger our Security, while government responses to it pose a basic threat to Liberty, Democracy and Human rights. Corruption, Spin and a suspect Political culture arouse public indignation, which is further aggravated by an array of Pressure groups and the far-from-disinterested attentions of the Mass media. In 50 Political Ideas You Really Need to Know, Ben Dupr© clears away the murk that obscures key concepts that we ignore at our peril.