EU external border control has for years produced similar exclusions as American travel bans under the Trump administration. The EU policy hasn't been subject to spontaneous upheavals of protest by European citizens comparable to Trump’s measure.
Metropolises, or ‘city-regions’, have become a key focus of comparative social research, as they form the key nodal points or ‘command centres’ in more networked and globally integrated social relations.
In The Netherlands, the implementation of the so-called “bed-bath-bread-arrangement” for illegal immigrants is still contested. This raises the question how countries should deal with illegal immigrants, including refused asylum seekers.