U.S. Border Patrol agent Richard Funke looks for footprints from illegal immigrants crossing the U.S.- Mexico border near Nogales, Ariz., in 2010.
John Moore/Getty Images
October 29, 2014 While the United States has the most total foreign-born residents, they make up a higher percentage of the population in most European countries and some Gulf states, as well as Canada and Australia.
Brazilian slave laborers stop their work to listen to a Labor Ministry inspector explain their legal rights, on the Bom Jesus farm in the Amazon basin in 2003.
Rickey Rogers/Reuters /Landov
January 29, 2014 In the past 20 years, almost 50,000 enslaved Brazilian workers have been freed from some 2,000 work sites. But an estimated 200,000 remain trapped in slavery, owing to deep-seated impunity: Slaveholders can pay hefty fines and civil damages, but criminal convictions and jail time are rare.
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