We live in different times

Depending on where you live, two things come to mind at this time: Current social/political climate, and how to protect you and your family. Some areas of our country are powder kegs and some areas are just volatile. In either situation, local laws allow for residents to defend themselves to a certain degree. Also, each individual has a certain comfort level when it comes to defending themselves. How far are you willing to go to protect you family? Lets assume that you stay within the law, What would you do?