In the past, Iran had a clandestine nuclear weapons program laying out the foundation of how it would build a bomb.

Iran said on Monday its parliament was preparing a bill that could push the Islamic Republic towards exiting the nuclear Non-Proliferation Treaty.

Natanz’s centrifuges and Fordow’s hardened underground facility are central to Iran’s uranium enrichment efforts. With uranium levels now enriched up to 60%—dangerously close to weapons-grade—and IAEA inspectors unable to access the sites post-strike,

Uranium has civilian uses that have nothing to do with weapons. For a bomb, the uranium needs to be a lot more concentrated.