Polis: Revista de Estudos Jurídico-Políticos, N. OS 18/21 (2012) 101 IS IT POSSIBLE THAT THE GENERAL MALAISE ALONG WITH THE ECONOMIC CRISIS LEAD TO SITUATIONS OF POLITICAL COLLAPSE? THE CASE OF A EUROPEAN DEMOCRACY: PORTUGAL José Francisco Lynce Zagalo Pavia Assistant Professor - Universidade Lusíada de Lisboa e Porto Principal Researcher at CEPESE Editor of the Journal “Lusíada – Política Internacional e Segurança”