Two significant developments in the past several decades have been the collapse of communism as an ideology and the general acceptance, in rhetoric, if not practice, of liberal democracy.
Samuel P. HuntingtonFascism and communism have not entirely disappeared but have been sidelined certainly, and liberal democracy has come to be accepted, in theory at least, around the world, if not always in practice.
Samuel P. HuntingtonNationalism is a central ideology for people who are trying to establish their own states in which they can play a dominant role.
Samuel P. Huntington