For 90 years.
9 decades the star spangled banner has been in the USA.
The Star Spangled Banner is the US national anthem.
The national anthem of the USA is "The Star-Spangled Banner."
It was made official in 1931.
The Star Spangled Banner
The "Star-Spangled Banner" was adopted as the national anthem of the United States in 1931.
The National Anthem of the US is The Star-Spangled Banner; America the Beautiful is a patriotic song of no official standing.
It was made the official national anthem on March 3, 1931.
It was made official in 1931.
It's been the official US anthem since 1931.
The Star Spangled Banner is the United States' national anthem.
On March 3, 1931, after 40 previous attempts failed, a measure passed Congress and was signed into law that formally designated “The Star-Spangled Banner” as the national anthem of the United States.