The article DELIBERATELY omitted an important thing. Availing yourself of your right to self-protection and that of your family by means of deadly force: get a gun.
And join the NRA.
You have got to learn to read the whole article:
It is for these reasons that some choose to strengthen their home defense plan by forming a strategy for protecting their family that includes a reliable firearm and the necessary training to legally and effectively use it. Minimally, this strategy should include gathering all occupants into a defendable area with a telephone, light source, and means of self defense.