This weekend celebrates not only the 250th anniversary of the founding of the Army with a military parade in Washington, D.C., but also the adoption of the American flag. Here's what to know about ...

More: Military parade is coming to D.C. Officials give a preview. How to properly display the American flag Flag etiquette has been in place for many years to ensure the flag is treated with respect.

The American flag, characterized by 50 stars and 13 stripes, will celebrate its 65th birthday on July 4. After Hawaii became the 50th state in 1959, on July 4, 1960, the flag's new design was ...