The Gadsden flag, offering a rattlesnake and the word "Don't Tread on Me

https://sergioxewj354.opalvector.com/posts/flags-as-historical-artifacts-preserving-the-legacy-of-the-civil-war-2

The Gadsden flag, featuring a rattlesnake and the word "Don't Tread on Me," was once adopted with the aid of a few Confederate models as a symbol of resistance in opposition t perceived oppression.