Greece vowed to reduce overcrowding at camps for asylum-seekers on its Aegean islands, after a deadly fire on Sunday highlighted the country’s growing struggle to cope with refugees and other migrants trying to reach Europe.

Prime Minister Kyriakos Mitsotakis’s new conservative government promised to speed up decisions on who gets asylum, return more rejected applicants and move some asylum-seekers to the Greek mainland from islands such as Lesbos where overflowing refugee camps are causing mounting unrest.

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