Over the past several months, the nation has been exposed to images of immigration raids – at homes, food-processing plants and farmland, and favorite neighborhood restaurants.

Federal agents have arrested a growing number of the party’s elected officials, fueling liberal outrage and conservative accusations that Democrats are carrying out publicity stunts.

U.S. troops from all branches of the military are sharing command stations and vehicles with civilian immigration authorities at the U.S. border with Mexico under an ...