Explore the complex world of nuclear arms control in this comprehensive 2-hour and 9-minute lecture from APS Physics. Delve into the history and evolution of arms control, examining key concepts such as tactical nuclear weapons and strategic stability. Analyze current challenges and future prospects in the field, including the impact of the war in Ukraine and the role of nuclear deterrence in NATO. Gain insights into the primary grievances between nuclear powers, the significance of the 1550 number in arms reduction treaties, and the controversial assertion that nuclear weapons are not military tools. Examine Russia's stance on nuclear disarmament and the options available for future arms control agreements. Consider the psychological aspects of nuclear deterrence and the broader implications for global security.