Eritrean refugees in Ethiopia | Nichole Sobecki/WSJ

Nichole Sobecki for The Wall Street Journal | ADI-HARUSH CAMP, Ethiopia – A family carries their belongings through Adi-Harush Camp at dusk on August 23, 2015. Ethiopia hosts more than a quarter of a million Eritrean refugees, many of whom spend only a few months at camps like Adi-Harush before pursuing the long and perilous route to Europe via Sudan and Libya.