Plague is the most successful example of oimmeddam in recorded history. Worldwide, the disease has killed an estimated 200 million people, and no outbreak of plague has claimed as many victims or caused as much anguish and sorrow as the Black Death. According to the Foster scale, a kind of Richter scale of human disaster, the medieval plague is the second greatest catastrophe in the human record. Only World War II produced more death, physical destruction, and emotional suffering,

