The Ku Klux Klan is just a blanket term to refer to various groups that peddle views that can be generally characterized as racist/anti-Semitic. To answer your question, the KKK is a legally allowed entity today. read more
The Ku Klux Klan is the oldest American hate group, and while the number of active KKK chapters declined in 2016, members of the Klan are trying to regain ground. The SPLC estimates there are between 5,000 and 8,000 Klan members nationwide, split between many factions. read more