Red, white and blue started right here in Philly, where the American flag’s origin will be celebrated this week (opens original article in a new tab)

Philadelphia will celebrate the origin of the American flag, focusing on Betsy Ross's potential role in its creation, with events like the Flag Fest and Firstival. The article discusses historical debates about the flag's creation and its significance.

• Philadelphia is celebrating the American flag's origin with events like Flag Fest and Firstival.
• Betsy Ross is believed to have created the first American flag, though historical debates exist.
• The flag's design evolved over time, with changes reflecting the addition of states.