Plague Disease (Black Death): Plague is a term applied to an infectious disease that spreads easily and, without antibiotics treatment, can be fatal. Plague symptoms and signs include fever, sore throat, abdominal pain, nausea and vomiting, bubos, and blackened tissue. Once the patient is isolated, antibiotics are administered.
Biological Warfare Biological weapons include any organism (such as bacteria, viruses, or fungi) or toxin found in nature that can be used to kill or injure people. Types of biological agents include anthrax, plague, cholera, tularemia, brucellosis, Q fever, smallpox, monkeypox, arboviral encephalitides, viral hemorrhagic fevers (like Marburg and Ebola virus), staphylococcoal enterotoxin B, ricin, botulinum toxin, mycotoxins, glanders, typhus, and anti-crop biological agents.