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During an era when nuclear weapons threats are growing, Assistant Secretary of State Mallory Stewart is among the top U.S. officials working to increase stability, prevent conflict, and preserve and advance effective arms control and disarmament measures.
The intelligence community remains concerned that Russia could resort to the use of nuclear weapons in Ukraine and that North Korea is maneuvering to win acceptance as a nuclear- weapons state.
Grossi, Putin Discuss Zaporizhzhia Nuclear Power Plant
Russia’s nuclear threats and China's increased nuclear arsenal underscore the need for strong U.S. leadership for nuclear arms control diplomacy. Call on your Representatives to show their support for strong U.S. leadership by becoming a cosponsor of a resolution introduced this month. (March 2024)
The accusations of North Korean involvement came from the United States, which promised to respond by imposing additional sanctions.
The head of the International Atomic Energy Agency said Russia’s decision to cut staff at the Zaporizhzhia Nuclear Power Plant compromises safety.
The decision means that the remaining Russia-U.S. nuclear arms control treaty limiting the world’s largest nuclear arsenals will expire in 2026.
Using riot control agents in Ukraine is prohibited by the Chemical Weapons Convention, Ukraine said.
The anti-satellite weapons system would violate the Outer Space Treaty.
Fifty-seven years ago, through the Outer Space Treaty, the United States and the Soviet Union agreed to codify a fundamental nuclear taboo: nuclear weapons shall not be stationed in orbit or elsewhere in outer space.
With less than two years to go before the expiration of the last remaining treaty limiting the world's two largest arsenals, Russian leaders continue to reject U.S. offers to discuss a new nuclear arms control framework.
Russia Completes Last IMS Station
Russian Weapons Transfer Said Complete
Russia said it will respond to the formal written U.S. arms control proposal, which was announced in June but was not transmitted until September.
The head of the International Atomic Energy Agency warned that strikes against nuclear power plants must be avoided.