The Story Behind a Forgotten Symbol of the #AmericanRevolution: The Liberty Tree. While #Boston landmarks like the Old North Church still stand, the Liberty Tree, gone for nearly 250 years, has been lost to history | Smithsonian Magazine
Decent backgrounder for general audience, tho this framing strikes me as a bit odd: sure, tree is gone, but phenomenon remains well known & was in fact depicted on the reverse of the first US Bicentennial medal https://www.nytimes.com/1972/05/28/archives/us-medallion-features-washington.html