1) Introduction 2) Aims and objectives 3) Conceptual Clarification 4) Types of weapons 5) History of nuclear weapon 6) Effects of nuclear weapon 7) WMD Proliferation 8) Effects of chemical and bliological weapons 9) Challenges of WMD 10) Strategies on mitigating challenges of WMD 11) Prospects 12)Conclusions/Recommendations 13) References