Iran took its 4th step in reducing its JCPOA commitments because after the US left the deal the EU failed actually to compensate for the loss Iran suffered.

The US says it will end the sanctions wavier related to Iran's Fordow nuclear facility in the middle of next month.

Foreign Minister Zarif of Iran says the Europeans signatories to a 2015 nuclear deal have honored none of their contractual commitments despite their claim to the contrary.

Iran has officially started injecting gas into hundreds of centrifuges at its Fordow nuclear plant in the fourth step away from the 2015 nuclear deal. 

The Atomic Energy Organization of Iran says the uranium enrichment capacity in Fordow will increase "gradually" as part of the 4th step away from the 2015 nuclear deal.

Tehran is taking the 4th step in rolling back its nuclear commitments by starting to inject UF6 to centrifuges at the Fordow facility.

Iran says it has officially started injecting gas into hundreds of centrifuges at Fordow nuclear facility in fourth step away from the 2015 nuclear deal.

As part of its calibrated and reversible measures to scale back its nuclear commitments, Iran is making final preparations for injecting gas into centrifuges at Fordow enrichment facility.

EU, Russia and France show reactions to Iran’s decision to take a fourth step in scaling back its commitments under the JCPOA.

President Rouhani says Iran will start injecting uranium gas into centrifuges at the Fordow facility on Wednesday, in the fourth step towards scaling back its commitments under the 2015 nuclear deal.