Because they are a better means of self defense than a rock, club, or knife. But then folks on your side of the pond don't worry about such, as no one over there is ever robbed, molested, or beaten.

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If you want change stop electing "liberal: democrats and "radical" Republicans. Find and support true Conservatives; those who believe in fiscal responsibilities, individual accountability, and a smaller government, with less control of your daily life.