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In September Moscow launched a bombing campaign against the twisted terror group, which controls vast swathes of Syria and has forced thousands to flee the country.

Many desperate asylum seekers have made their way to Europe via boats to Greece, with David Cameron agreeing to let 20,000 in Britain over the next five years.

But Russia's bid to wipe out ISIS has been so successful that almost a million Syrians are poised to return to their homeland, Russian politician Dmitry Sablin claimed.