In Europe, which has had wrenching debates over whether and how to accommodate refugees and migrants—more than 2.5 million applied for asylum in the EU in 2015 and 2016. In most cases, refugees and migrants who reach Europe are deported or indefinitely detained in camps, some of which operate more like prisons by severely restricting movement. A minority will be accommodated—where the political will exists to do so—along the lines of the resettlement model in Germany. But in Greece, which as a first point of entry for many migrants has borne a disproportionate share of the housing challenge amid economic malaise. Erdogan of Turkey has the Migrant Knife at the Throat of the EU, do as I say or be swamped by people!