War of 1812, And Francis Scott Key wrote the "Stars Spangle Banner".
The "Star Spangle Banner" is the United States National Anthem.
It was an American poem that was ironically put to the music of a British pub song.
Flag has 15 stars and 15 stripes.
Due to Hurricane Force winds/weather only 2/3rds of British bombs did not explode due to the gun powder being wet and moist.
Every time our Nation has added a state, the star for that State has made our flag have a new design. Each new flag design has flown at Fort McHenry for 1 minute at 11:59pm before the flag takes effect for the rest of the United States the next day.
On the canons...