Mr. Hanson and Mr. Kopstein are the authors of “The Assault on the State: How the Global Attack on Modern Government Endangers Our Future.” A week after launching the war with Iran, President Trump ...

This video examines National Geographic’s newest atlases and how they update our understanding of the world map. It highlights changes in political borders, physical geography, and new data about ...

The invisible lines that separate nations might seem straightforward on maps, but the reality is far stranger than fiction. From towns where you can eat breakfast in one country and lunch in another ...