What are the appropriate headings and sub-headings on the Essay about Autonomous Weapons Systems : Ethical , Legal And Security Challenges where the word limit is 4000?

I. Introduction
II. Definition and Overview of Autonomous Weapons Systems
III. Ethical Challenges
A. Lack of Human Control
B. Potential for Unintended Consequences
C. Accountability and Responsibility
IV. Legal Challenges
A. International Law and Treaties
B. National Legislation and Regulations
C. Liability and Legal Frameworks
V. Security Challenges
A. Proliferation and Arms Race
B. Cybersecurity Risks
C. Potential for Misuse and Abuse
VI. Conclusion
VII. Recommendations for Addressing Ethical, Legal, and Security Challenges of Autonomous Weapons Systems

Main Heading: Autonomous Weapons Systems: Ethical, Legal, and Security Challenges

Sub-Headings:

I. Ethical Challenges

- The Moral Responsibility Gap
- The Value of Human Life
- The Future of War and Humanity

II. Legal Challenges

- The Applicability of International Law
- The Need for Specific Regulations
- The Role of National and International Lawmakers

III. Security Challenges

- The Risk of Misuse and Proliferation
- The Impact on Arms Control and Non-Proliferation
- The Consequences for Global Stability

IV. Addressing the Challenges

- Ethical Guidelines and Best Practices
- Legal Frameworks and Regulatory Mechanisms
- Security Measures and International Cooperation

V. Conclusion

- Summary of the Challenges
- Call for Action and Further Research
- The Implications for the Future of Warfare