A demonstrator wearing a mask depicting Britain’s Prime Minister Theresa May takes part in a Brexit protest outside the Houses of Parliament in London on March 13, 2017. British Prime Minister Theresa May is expected to trigger Brexit this week by formally notifying the European Union of Britain’s intention to leave the bloc, sending her country into uncharted waters. The legislation empowering May to put Britain on a course that no EU member state has ever taken returns to parliament for its final stages on Monday as European capitals prepare for mammoth negotiations. / AFP/ RSS PHOTO / Daniel LEAL-OLIVAS