The Star-Spangled Banner, flown all the way through the War of 1812, prompted Francis Scott Key's admired poem

https://wiki-velo.win/index.php/The_Evolution_of_the_American_Flag:_From_16_to_50_Stars

The Star-Spangled Banner, flown right through the War of 1812, inspired Francis Scott Key's well known poem, later turning into the nationwide anthem of america.