They don't need to build camps. They isolate everyone, use the media to indoctrinate, limit social site content, and demand we follow the rules. If we don't they use force to throw people in jail for refusing to wear a mask, or opening their business.
Meanwhile, they use illegal methods to corrupt election results, the media tries to hide the evidence, and those hired to enforce the laws of the Constitution sit on their hands, or promote more tyranny.
Welcome to the United States Gulag. They didn't have to take it by force. They only had to put their wants on television.