How does the image of the flag flying over fort mchenry related to the central idea of the opinion?

The image of the flag flying over Fort McHenry is related to the central idea because the Star Spangled Banner prevailed during the British attack, and the ruling of the Supreme Court to abolish criminal punishment for burning the flag continues the tradition of freedom in America. The central idea of this article (It is legal to burn the flag to express freedom of speech because of the First Amendment freedom) is connected to Fort McHenry because that Historic battle was for the freedom of America.