Counting the Cost of Banning Muslims From Visiting the U.S.

This article first appeared on the Council on Foreign Relations site.

Republican candidate Donald Trump has said that, if elected, he woul fault detection d use the expansive powers of the president to block foreign Muslims from traveling to the United States.

As an alternative, he has suggested he might block all travel from countries “compromised by terrorism.” Again, this would be well within his powers as president.

Last week, his vice presidential nominee, Mike Pence, said Trump no longer favored either approach, though Trump himself has not suggested any softening.