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

https://zionscfs876.pinehavenscope.com/posts/flags-as-historical-artifacts-preserving-the-legacy-of-the-civil-war-2

The Gadsden flag, providing a rattlesnake and the phrase "Don't Tread on Me," used to be followed by a few Confederate gadgets as a symbol of resistance towards perceived oppression.