Had Fort McHenry surrendered during the night of September 13, 1814,

Responses
A the national anthem would be easier to sing.the national anthem would be easier to sing.
B the American flag might not look the way it does now.the American flag might not look the way it does now.
C the British would have retaken control of the US.the British would have retaken control of the US.
D Key might never have written his poem.Key might never have written his poem.

B the American flag might not look the way it does now.

C the British would have retaken control of the US