It's a foreign intrusion from a foreign government. There is no justification. It would seem that you are being purposefully oblivious to that fact. A foreign government cares only for its interest. Thats the big problem. What if down the future Americas existence is proved to be against its interest. What then?
They cannot just destroy a city. They cannot militarize it, and have to live within US jurisdiction while in said city. The people of Idaho believe they are better off because of this.
I also don't want to reward a person for breaking the law. Whats the purpose of a law if its not enforced? Whats the purpose of the Constitution if its not enforced
A bad law should not be followed. The Constitution does not give the Federal Government the authority to give anyone who wants to buy property a backround check.