Liberals can win the immigration debate

We’ve been told for years that rich countries have had enough of immigrants, so it’s confusing to hear what several governments are now saying. The new German coalition has drawn up measures to import more workers. Japan has been abandoning ethnic homogeneity, and is considering letting some blue-collar immigrants stay indefinitely. “People with different backgrounds make Tokyo only more attractive,” said Yuriko Koike, the city’s governor.

Elsewhere, “California leads the nation with pro-immigrant policies,” claimed the government of the most populous US state as it officially binned the word “alien”....