The document summarizes the history of the American flag from its origins designed by Mary Pickersgill for Fort McHenry in 1795 to its current design of 50 stars. It describes the symbolic meanings of the flag's red, white, and blue colors and stars and stripes design. It also discusses the flag being flown continuously at Fort McHenry after President Truman's 1948 proclamation designating it as a symbol of American patriotism.