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 ...

A flag resolution was adopted 248 years ago, on June 14, 1777, that said, "Resolved: that the flag of the United States be made of 13 stripes, alternate red and white; that the union be 13 stars ...

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.