It can also do wonders for a persons political career.
Protect the public? Yeah... They don't actually give a sh*t about that or they'd be encouraging everyone to learn how to carry a firearm and use it safely.
It has always been in the interest of the state to usurp power. Many sheeple allow this thanks in part to their carefully engineered indoctrination from all media sources and govt schooling. And it is human nature to relegate unpleasant chores (defense of self and the state) to others.
However, the text of the 2nd Amendment makes it clear why the people have the right to arms — for the security of a FREE state.
Free men possess arms, slaves don’t.