Following last week's resolution criticizing Iran for its lack of cooperation with the IAEA, Iran notifies the UN nuclear watchdog of its plans to install additional centrifuges at its Fordow and Natanz facilities.
IAEA chief Rafael Grossi, who visited Iran at the end of last week, reportedly toured the Natanz nuclear facility and the heavily fortified Fordow enrichment site.
UN atomic agency's latest report says Iran has installed half the advanced uranium-enriching machines it said earlier this month it would quickly add to its Fordow site.
State Department says Washington and its allies are prepared to continue to increase pressure on Iran if it does not cooperate with the IAEA.
In latest report, UN nuclear watchdog says it is in discussions with Iran on discoveries of uranium enriched to 83.7% purity at Fordow.
Iran slams IAEA over report on covert changes to equipment at the Fordow uranium enrichment plant.
UN nuclear watchdog says in new report Iran made an undeclared change to uranium enrichment setup at the Fordow nuclear plant.
Iran announces it has begun enriching uranium up to 20% using sophisticated centrifuges at its underground Fordow nuclear plant.
UN nuclear watchdog says Iran preparing to use advanced IR-6 centrifuges at underground Fordow site.
Iran using advanced centrifuges banned in 2015 deal at Fordow plant even as Vienna negotiations resume.
Atomic Energy Organization of Iran to install new generations of centrifuges at Fordow and Natanz facilities.
Satellite photos obtained by AP show Iran has begun construction at Fordow.
Iran announced last year it would renew uranium enrichment activities at Fordow in response to US withdrawal from 2015 nuclear deal.
Atomic Energy Organization of Iran confirms earlier reports that Iran injected uranium gas into centrifuges at Fordow.
European Union urges Iran to reverse its activities that violate its commitments to 2015 nuclear deal.
Islamic Republic announces further violations of nuclear deal at Fordow nuclear facility.
PM responds to Iranian intention to enrich uranium to 5% at Fordow nuclear facility.
Satellite photos show new construction at nuclear enrichment plant where nuclear activity is banned under 2015 nuclear deal.
Iran stops dismantling centrifuges in Natanz and Fordow due to complaints by hardliners.
Officials say the United States is considering letting Iran run hundreds of centrifuges at the underground Fordow facility.
Closing the underground nuclear enrichment facility in Fordow is a "red line" for Iran, says lawmaker Alaeddin Boroujerdi.
The reports about closing the Fordow site in exchange for lifting of sanctions are a "sheer lie", says head of Iran's atomic organization.
Dr. Joseph Frager, head of American Friends of Ateret Cohanim, says President does listen to US Jews' voice.
The Pentagon has reportedly redesigned its biggest "bunker buster" bomb so it can destroy the underground Fordow nuclear site.
Iranian lawmaker rejects the Western proposal for Iran to close its Fordow nuclear facility in exchange for the relaxation of restrictions.
The West plans to offer to ease sanctions on Iran in return for Iranian steps to shut down the Fordow plant.
The International Atomic Energy Agency says there has been no sign of an explosion at the Fordow uranium enrichment plant in Iran.
"We have no information to confirm" that an explosion at the Iranian Fordow nuclear plant took place, says White House Spokesman.
Iran has denied reports about an explosion at its underground Fordow nuclear plant, saying they are "Western propaganda."
Israeli intelligence source confirms underground nuclear facility sustained major damage in a “mega explosion” last week.
Head of Iran's Atomic Energy Organization says Iran is completing its nuclear activities despite “negative western media reports.”
Western diplomats warn that Tehran is in its final stages of placing centrifuges in the underground uranium enrichment facility at Fordow.
Iran has added more uranium enrichment centrifuges at its underground Fordow nuclear plant, diplomats report.
Foreign Policy: U.S. and Israel zeroing in on option for short bombing flurry targeting Iran's nuke facilities.
A hidden interceptor transmitted valuable information at the Fordow site and apparently self-detonated when it was discovered.
Iran accuses the IAEA of reporting information that allowed “terrorists” to cut power to centrifuges at its Fordow nuclear site last month.
The IAEA will publish new report concluding that Iran installed 350 new centrifuges at the Fordow underground facility since February.
A British newspaper reported Sunday that Israeli commandos are operating undercover in Iran.
United Nations inspectors have arrived in Iran to clarify "outstanding substantive issues" on the country's nucear development activities.
Iran’s underground uranium enrichment plant will go into operation “in the near future,” regime officials claim.
