He didn't, he wrote the music that Francis Scott Keys poem was set to.
1814
The "Star Spangled Banner", was written about the War of 1812.
The Star Spangled Banner, written by Francis Scott Key.
in 1814During the Battle of Fort McHenry in September of 1814 by Francis Scott Key.
Fort McHenry
Christina Banner has written: 'How to build a gingerbread house'
Richard Banner has written: 'The use and antiquity of musick in the service of God'
A Banner has written: 'Revegetation and maturation of restored shoreline in the Indian River, Florida'
it's more about what's written on the banner ;)
1814
1814
Maryland.......
Dora M. Banner has written: 'The alpheid shrimp of Australia' -- subject(s): Crustacea, Snapping shrimps
It was written in 1814 by Francis Scott Key
Yoshiki Enatsu has written: 'Banner legacy'
Maryland
1812 or 1813