Biological weapons and biological terrorism have recently come into focus due to the deliberate release of Bacillus anthracis via mail delivered in the USA. Since the 1930s, biological weapons have been developed in a number of countries. In 1975, the Biological and Toxin Weapons Convention entered into force; this prohibits the use of these weapons and has been signed by a large majority of countries (144). Unfortunately, several countries failed to respect this treaty. The Soviet Union continued and expanded its biological weapons program, and after the Gulf War it was revealed that Iraq also had an extensive biological weapons program. Large-scale deliberate release of, Bacillus anthracis, for example, or an epidemic following a release ...