Activists from the French far-right political movement Generation Identitaire (GI) and European anti-migrant group Defend Europe erect a barrier during an operation titled « Mission Alpes » to control access of migrants using the Col de l’Echelle mountain pass on April 21, 2018 in Nevache, near Briancon, on the French-Italian border. A hundred Identity Generation (GI) activists blocked on April 21 the Col de l’Echelle mountain pass, a crossing point of migrants in the French Alps, to « ensure that no clandestine can return to France. » / AFP / ROMAIN LAFABREGUE