Which organization monitors global nuclear activities and safeguards?

1. OPCW
2. WHO
3. IAEA
4. UNDP

The International Atomic Energy Agency (IAEA), established in 1957, serves as the world’s nuclear watchdog. Based in Vienna, it verifies compliance with the Non-Proliferation Treaty through safeguards agreements, inspects nuclear facilities, and promotes peaceful nuclear technology. The IAEA reports annually to the UN General Assembly and Security Council regarding member states’ nuclear activities and safeguards implementation.