From following the news, you’d think that immigration was strictly a U.S. problem, one brought to the fore by Donald Trump. But although Trump has certainly moved the debate to a new level here at home, other parts of the world are facing an immigration crisis that is, if anything, worse. And there are lessons in that.

The European Union, for example, is now beset with a flood of “migrants,” mostly from Africa and the Middle East. Some of them are fleeing war and civil strife; others are heading for a place with more economic opportunity — or, at least, with welfare benefits that dwarf what they could earn at home through hard work.

Most of Europe operates under what’s called the Schengen Agreement, which abolished border controls among 26 European nations. Once within the Schengen Area, “any person, irrespective of nationality, may cross the internal borders without being subjected to border checks.”

Read the article “Europe’s Immigration Drama has Nothing to Do with Donald Trump” on usatoday.com.