Whenever two or more persons assemble for the purpose of promoting, advocating, or teaching the doctrine of criminal anarchy, criminal Communism, criminal Nazism or criminal Fascism, as defined in s. 876.01 of this law, such an assembly or organization is unlawful, and every person voluntarily participating therein by his or her presence, aid, or instigation shall be guilty of a felony of the second degree, punishable as provided in s. 775.082, s. 775.083, or s. 775.084.
Fla. Stat. § 876.03