The New York Times reports:

Years before President Trump forced a government shutdown over a border wall, triggering a momentous test of wills in Washington, Representative Steve King of Iowa took to the House floor to show off a model of a 12-foot border wall he had designed.

And long before Mr. Trump demonized immigrants — accusing Mexico of exporting criminals and calling for an end to birthright citizenship — Mr. King turned those views into talking points, with his use of misleading data about victims of undocumented immigrants and demeaning remarks about Latinos.

Immigration is Mr. Trump’s go-to issue, his surest connection to his most faithful supporters, and his prime-time address on Tuesday night underscored his willingness to use fear and misleading statements to appeal to voters — just as he did with warnings about a migrant caravan before the midterm elections.

The Republican Party hadn’t always intended to go this route: Officials tried for years to come up with broad-based immigration reform that would appeal to growing numbers of Latino voters. But Mr. Trump’s preoccupation with the wall and anti-immigrant politics reflects how he has embraced the once-fringe views of Mr. King, who has used racist language in the past, promotes neo-Nazis on Twitter and was recently denounced by one Republican leader as a white supremacist. [Continue reading…]