In a land where peace is prized, what is more reassuring than a man in uniform - be it the policeman or the soldier? And one of the most important pieces of equipment either one uses was once yesterday's secret weapon. Today's story begins with us looking back as far into history as we know, and our common aims. The ancient Greek ruler Dionysius in the year 430 BC expressed it this way "We must needs invent a weapon for protection, whereby the power of one man can be increased beyond the capacity of his ordinary arm..."