What is the name of the national anthem of the United States?

The national anthem of the United States is "The Star-Spangled Banner." This song was written by Francis Scott Key in 1814 and is based on his experience witnessing the bombardment of Fort McHenry during the War of 1812. Its lyrics reflect a deep sense of patriotism and pride, capturing the resilience of the American spirit. In 1931, it was officially adopted as the national anthem, symbolizing national unity and honoring the sacrifices made for the country. While the other options are well-known songs associated with American pride and themes of freedom, they do not carry the official designation of the national anthem. "The Star-Spangled Banner" has a unique historical significance that sets it apart as the recognized anthem of the United States.