Remarks come as European powers, US in disagreement with Iran over how to restore nuclear deal.
Copper is surging amid a rally in commodities from iron ore to nickel, while oil has gained over 20 percent this year.
Activists, UN experts say at least one million Muslims are detained in camps in the remote western region.

Facebook blocked news content in Australia to protest against proposed payment law.
At a key meeting, EU foreign ministers are also expected to discuss efforts to save the 2015 Iran nuclear deal.
The selloff came after Bolsonaro criticised the firm’s fuel policies as being only pleasing to financial markets.
!["It's the elders who taught us everything since we were young, and that's how I became passionate about horses," Diop said. [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090146Z_184926424_RC2LVL9RSLKF_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
![Ndeye Boye carries her son's Fair Play award at their home in Niaga. [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090148Z_240756454_RC2LVL9GJ1CR_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
![Diop with his family at their home in Niaga. "It's a passion in my family," Diop said. "Since my grandfather, we've supported horses, then my father after him." [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090132Z_315385630_RC2LVL94N859_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
![Diop warms up with other jockeys and stable boys in front of a campfire before an early morning training session in Sangalkam. [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090125Z_1779993035_RC2LVL91YB4H_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
![He is one of Senegal's most promising jockeys, having won the country's top racing prize when he was just 17. [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090141Z_1368539768_RC2LVL9SPEW3_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
![Adama Bao, a coach who owns the Lambafar stable, speaks to Diop and other jockeys before a race at the Hippodrome Ndiaw Macodou Diop in Thies. "[Diop] is very gifted and has a lot of skill," Bao said. "He could compete up to 50 years with his weight and size." [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090047Z_1835181391_RC2LVL9BASB3_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
!["I want to be the best jockey in a country other than mine," Diop said. "In Morocco or France, anywhere there is horse racing." [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090106Z_810577936_RC2LVL9JDO8I_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
!["When I start riding I get a bit stressed, but after a moment, it's over," Diop said. "At the time of the race, I'm only thinking of victory." [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090052Z_113607294_RC2LVL936UKB_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)
![Diop hopes to begin racing in France next year, realising a dream coveted by some of Senegal's foremost riders. [Zohra Bensemra/Reuters]](/wp-content/uploads/2021/02/2021-02-19T090048Z_2079978022_RC2LVL9SKLBU_RTRMADP_3_SENEGAL-JOCKEY.jpg?resize=570%2C380)