They seized a federal building using firearms.
They threatened to kill any law enforcement that tried to remove them.
They called others to gather weapons, join their cause and kill government officials / law enforcement.
The demanded the removal of federal, state and municipal governments, to be replaced by their own.
In the middle of the seige, they brought in a former judge to help implement their own rule of law. They tried to negotiate with nearby communities in the implementation of their own rule of law, traveling to those communities during the seige.
They demanded the release of two criminals, convicted on the testimony of their own family members.
What I'm saying is not controversial and their actions were widely covered at the time. They were very happy to put themselves on camera.
posting a WND link... jfc. I'm sure they're not going to try to erase what happened in the minds of their idiot followers.