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U.S. national anthem protests (2016–present) - Wikipedia
en.wikipedia.org -
Conveniently ignoring national anthem reveals Americans' hypocrisy
chicagotribune.com -
The U.S. National Anthem - The Star Spangled Banner
music.army.mil -
U.S. Flag Code
military.com -
KEY, FRANCIS SCOTT. ORIGINAL MANUSCRIPT OF 'STAR SPANGLED BANNER'
loc.gov -
Refusing to Stand for the National Anthem: Top 3 Pros and Cons
procon.org
