The Oval Office’s creation and evolution reflect broader developments in the nature and perception of the modern American presidency.

These presidential libraries are archives with massive amounts of documents—letters, photographs, diary entries, videos, emails—that provide a treasure trove for historians and anyone else interested ...

The thickness of the wallets of America’s 46 presidents has shown a wide range: some entered office with a large net worth, a few lost most of their assets after leaving the White House, others ...