Why is “The Star-Spangled Banner” our national anthem? Discover the story of Fort McHenry, Mary Pickersgill’s enormous flag, Francis Scott Key, and the 1931 law that made the song official.

Why is “The Star-Spangled Banner” our national anthem? Discover the story of Fort McHenry, Mary Pickersgill’s enormous flag, Francis Scott Key, and the 1931 law that made the song official.

Most Americans have seen a flag folded into a tight blue triangle, especially during a military funeral. Here is the real history behind the tradition, the commonly recited meaning of the 13 folds, and what is actually required by the Flag Code.