Speaking with FRANCE 24's Sharon Gaffney, Nando Sigona, Professor of International Migration and Forced Displacement at the University of Birmingham, explains that Spain's decision to regularise more than half a million illegal migrants is a "pragmatic choice" but stresses that the registering process should be secured to avoid the "weaponisation" seen in the US, where DACA data was used against migrants once President Donald Trump came to power.

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