The European Union has faced a number of challenges in recent years, from withdrawal of the United Kingdom (“Brexit”) to financial crises and political unrest in the southern tier countries (Italy, Greece, Spain) to controversy over the status of refugees. Pick one crisis and detail its nature and origins. What led EU members to disagree? How has the organization been affected by the tensions among its members? How will controversy affect the EU over the longer term? Will the organization persist, transform or fail?