France, Aug. 28 -- France, Germany and the UK on Thursday triggered the UN "snapback" mechanism to restore sanctions on Iran, saying Tehran has violated the 2015 nuclear deal. The step coincided with the return of UN inspectors to Iran for the first time since Israel's June attacks on its nuclear sites.

Inspectors from the UN's International Atomic Energy Agency (IAEA) arrived in Iran on Wednesday without a clear mission or knowing if they would be allowed into nuclear sites.

Iranian Foreign Minister Abbas Araghchi told lawmakers that Tehran had not reached an agreement on how it would resume cooperation with the watchdog.

Iran suspended its cooperation with the IAEA after it failed to condemn Israeli and American strikes on the countr...