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Professor Putnam: The pros and cons of immigration

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The causes are: wars, poverty, dictatorships and genocides are often the basis of consistent migration flows. Italy, since 1861, has held the role of both an escape territory and a host nation.

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Today our nation and Europe find themselves in the position of having to welcome thousands of displaced people from countries scourged by violent conflicts, such as Syria or Nigeria. In Italy alone, the estimated arrivals for 2015 amount to 200,000 units and adequate reception becomes increasingly difficult to guarantee.

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One of the thorniest issues also lies in the illegality in which the movements of these migratory flows take place: by now we have lost count of the victims of the sea, swallowed by the waves in the desperate attempt to cross the Mediterranean aboard a rubber boat in the hands of unscrupulous smugglers.

The phenomenon has therefore assumed all the characteristics of a real emergency that needs targeted and organic interventions by the entire European Union.