FBI "business calls," raids and curbside harassment of citizens who speak their mind is nothing new. The difference between historic intimidation tactics used by the FBI and the current spate of siege and seizure is that the agency's approach has moved out of the shadows into broad daylight with a few minor additions, like body armor.
The FBI hasn't really changed over the last century. Sixty years ago it was families like mine that endured furtive visitations of agents, not directly to those targeted but to their friends, family and work associates.
A little background for the benefit of family and others who may not have known about agents making house calls to neighbors and employers – until individuals found themselves out of a job, blackballed at the behest of "officials..."
More of govt ID'ing, categoring, labeling conservatives, the outspoken ones as criminal, an enemy. But especially more open and aggressive during Democrat regimes.
Remember this under Obama. They supposedly retracted it , perhaps not, but the poison had already been spread among the agencies. https://stacks.stanford.edu/file/druid:mr085wz2827/rightwing-extremism-2009.pdf