Claim: The Gadsden flag was designed in 1775 during the American Revolution.

The Gadsden flag is a historical American flag with a yellow field depicting a rattlesnake coiled and ready to strike . Positioned below the rattlesnake are the words `` DONT TREAD ON ME '' . The flag is named after American general and politician Christopher Gadsden -LRB- 1724 -- 1805 -RRB- , who designed it in 1775 during the American Revolution . It was used by the Continental Marines as an early motto flag , along with the Moultrie flag .   Modern uses of the Gadsden flag include political movements such as libertarianism and the American Tea Party as well as American soccer supporter groups , including Sam 's Army and the American Outlaws since the late 1980s .