The Trump administration said Iran must be prevented from acquiring nuclear weapons.

Ukraine signed an agreement wherein it would dispose of its nuclear weapons arsenal—then the world’s third-largest—in exchange for a guarantee by the U.S., U.K. and Russia to provide the country with ...

Russia and Iran remain aligned on Tehran’s goals for its domestic nuclear program, the Russian foreign ministry said this ...

The SNP is right to continue its opposition to Trident, John Swinney has said as he welcomed increased defence spending ...

Iran's stock of uranium close to weapons grade has jumped since it announced a dramatic acceleration in enrichment in ...

Iran has expanded its stockpile of near-weapons grade uranium by more than 50% since December, defying international pressure ...