Iran set for resumption of nuclear talks
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Talks on reviving the 2015 Iran nuclear deal are set to resume in Vienna, amid concerns by leaders in Israel and the West over Tehran’s growing stockpile of highly enriched uranium

Iran’s Bushehr nuclear power plant
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Highly enriched uranium has purity of at least 20 percent and is used in research reactors. Weapons-grade uranium is 90 percent enriched or more
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IRAN’S STOCKPILE OF 20% ENRICHED URANIUM 
Quarterly IAEA* data (kg)

Jul 2019: Iran begins enrichment to 5%

Jan 2021
Iran says it will start enrichment to 20% at its Fordow plant

2013 Preliminary nuclear deal reached

400
300 
200 
100 
0
2010 11 12 13 14 15 16 17 18 19 20 21

Jul 2015: Joint Comprehensive Plan of Action (JCPOA) between Iran and world powers limits enrichment to 3.67% in return for sanctions relief
 
May 2018
U.S. withdraws from JCPOA and begins reimposing sanctions

Nov 2021
113.8kg

 *International Atomic Energy Agency
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Sources: AFP, Bloomberg Picture: Newscom © GRAPHIC NEWS