Refers to the British bombardment of Fort McHenry during the War of 1812.
‘the rockets red glare, Congreve Rockets, developed on Wimbledon Common, early 1800s.

‘bombs bursting in air’. explosive shells fired from Royal Navy bomb ketches, in a high angle, mortar style.

GAVE PROOF THROUGH THE NIGHT,
THAT OUR FLAG WAS STILL THERE.

RESPECT. US NATIONAL FLAG DAY !