Migrants sit on the prow of the Golfo Azurro vessel on Friday, a day after being rescued by members of the Proactiva Open Arms nongovernmental organization.jpg
Some migrants who make the long, perilous journey from South America to the U.S. end up having to be rescued by navy ships, such as this one belonging to the El Salvador fleet..jpg
African migrants react as they arrive at the CETI, the short-stay immigrant center, after crossing the border from Morocco into Spain's North African enclave of Ceuta.jpg
Refugees make maize porridge donated by USAID and known locally as posho, during the visit of U.N. High Commissioner for Refugees Filippo Grandi to a transit center for South Sudanese refugees.....jpg
Migrants drift in an overcrowded wooden boat north of the Libyan city of Sabratha in the central Mediterranean Sea on Wednesday during a rescue operation by the Spanish NGO Proactiva Open Arms..jpg
The Mae La camp is home to more than 45,000, mostly Karen, refugees. It is a fully functioning community at the foot of a dramatic escarpment just on the Thai side of the border.jpg
Left After working as a forced laborer, a liberated Polish refugee sits with his possessions as he waits to be repatriated, 1945. Right Near a bus station in Budapest, Hungary, Syrian refugees cover up under blankets, 201.jpg
Though separated by 70 years, the struggles of refugee life are much the same. On the left, refugees and displaced persons arrive in Germany, 1945. On the right, refugees wait in a Vienna train station en route to Germany.jpg
Nepalese migrants, heading to the U.S., lie exhausted on the ground at a border checkpoint after crossing the jungle in what is known as the Darién Gap..jpg