 contractarianism |  cosmopolitanism |  democracy |  Hobbes, Thomas |  Kant, Immanuel |  Kant, Immanuel: account of reason |  Kant, Immanuel: moral philosophy |  liberalism |  liberty: positive and negative |  Locke, John |  nature of law: natural law theories |  property and ownership |  punishment, legal |  Rousseau, Jean Jacques 