U.S. Military - "Don't Tread on Me" Liberty Bell Coin. Struck in a brass alloy, this coin has bold enamel colors on both sides.The first side replicates the design of the original emblem displayed by American forces in the Revolutionary War. The reverse side, the Liberty Bell, along with a quote by John F. Kennedy: "We dare not forget that we are the heirs of that first revolution." This coin honors our forefathers, who risk their lives to secure our country's freedom. Each coin comes individually polybagged.