The Gadsden flag, proposing a rattlesnake and the phrase "Don't Tread on Me

https://archereiuj636.clarionvale.com/posts/reenactment-essentials-must-have-civil-war-flags-for-authentic-experiences-3

The Gadsden flag, offering a rattlesnake and the word "Don't Tread on Me," became adopted by means of some Confederate units as a image of resistance in opposition t perceived oppression.