The number of international migrants worldwide has continued to grow rapidly in recent years, reaching 258 million in 2017, up from 220 million in 2010 and 173 million in 2000.
Refugee movements and migration are at the centre of global attention. In recent years, Europe has had to respond to the most severe migratory challenge since the end of the Second World War. The unprecedented arrival of refugees and irregular migrants in the EU, which peaked in 2015, exposed a series of deficiencies and gaps in EU policies on asylum, external borders and migration.
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