President Trump has put Saudi Arabia on the path to enriching uranium on its own soil, a demand South Korea has been making for years.

© Kim Hong-Ji/Reuters

The Trump administration announced an agreement with Saudi Arabia on a civilian nuclear program. Such deals, known as 123 Agreements, are designed to prevent the development of weapons.

© Haiyun Jiang/The New York Times

The Trump administration is expected to announce an agreement with Saudi Arabia on a civilian nuclear program. Such deals, known as 123 Agreements, are designed to prevent the development of weapons.

© Haiyun Jiang/The New York Times

The fortified underground complex, in central Iran, is about one mile away from the Natanz uranium enrichment facility.

© Vantor, via Reuters