In Greece, the economic downturn and debt crisis has forced an increasingly large number of people out on the street. The government shelters can't do enough, so it's left up to private groups. And they're struggling to meet the burden.
A small group of Algerians who fought on the French side of Algeria's war of independence suffered widespread discrimination after the French military abandoned the country. Those who escaped to France didn't fair much better. Fifty years later, they're still waiting for an apology.