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The Nuclear Nonproliferation Treaty
What is the NPT and how has the treaty influenced the spread of nuclear weapons?
What Is Nuclear Proliferation?
In this video on nuclear proliferation, learn why countries develop nuclear weapons—and what is being done to prevent the spread of these weapons and the possibility of nuclear war.
South Africa: Why Countries Acquire and Abandon Nuclear Bombs
Why did South Africa give up its nuclear weapons? In this historical case study, learn about the only country in the world to have developed and then dismantled its nuclear program.
How Do Countries Create Nuclear Weapons?
What is nuclear power and how can the same process that generates nuclear energy create a nuclear bomb?
The Nuclear World
Where are the world’s nuclear weapons today and whom do they protect? Explore maps, charts, and graphs to learn about current and future nuclear weapons states.
Tools of Nonproliferation
How do world leaders try to prevent nuclear war? From diplomacy to military force, learn what policy options are most effective in this video.
The History of Nuclear Proliferation
What are the most significant attempts to stop the spread of nuclear weapons, and have they succeeded? Explore this timeline, from the first atomic bomb to Russia’s war in Ukraine.
The Marshall Plan
Understand how the Marshall Plan, one of the first large foreign aid programs, helped Europe rebuild after World War II, but also served the foreign policy interests of the United States.
Two Koreas, Two Development Policies
How did North Korea and South Korea turn out so differently? Learn about the history of Korea after World War II and how economic policies shaped the region.