El Salvador’s homicide rate plummeted in recent years, but a spate of killings has drawn attention to President Nayib Bukele’s controversial approach to tackling gang violence.

Tens of thousands of migrants have been sent back to Mexico under the Trump-era program. President Biden calls it “inhumane” but has so far been unable to end it.

Presidents Trump and Biden have turned to the Defense Production Act to procure critical medical supplies during the coronavirus pandemic. What does the law do?