Political tags – such as royalist, communist, democrat, populist, fascist, liberal, conservative, and so forth – are never basic criteria. The human race divides politically into those who want [other] people to be controlled and those who have no such desire.
– Robert A. Heinlein

While free expression is important for its own sake, it’s more fundamental to realize that no one person or group of persons could justly acquire the right to curtail the free expression of any other person in any way, by any means whatsoever.