There’s often speculation about whether the United States will add a 51st state. Most often, attention focuses on Puerto Rico ...

The scale of illegal border crossings in the United States has been laid bare in a new analysis of the latest official figures. A map created by Newsweek highlights the states facing the biggest ...

Republican governors pledged to use every tool at their disposal to go after illegal immigrants, while some Democratic ...

Commissioner John B. Weller and surveyor Andrew Gray had been sent to the border of the United States and Mexico to mark a line that existed only on maps, and the work was not going well.

The United States is a collection of oddly shaped territories whose silhouettes have become instantly recognizable. How did Michigan lay claim to the Upper Peninsula and not Wisconsin? Here are ...