The Iranian authorities have said that if the European countries fail to keep the pact alive, Tehran has several options, including enrichment of its uranium to 20% purity.
But he also said Iran will continue adhering to the 2015 nuclear deal and that the country's nuclear activities will remain within the limits set by the accord.
Since then, Khamenei and other Iranian officials have been on the attack, threatening to increase uranium enrichment.
Israel's leader urged France on Tuesday to turn its attention to tackling Iran's "regional aggression", saying he no longer needed to convince Paris to quit world powers' 2015 nuclear deal with Tehran as economic pressure would kill it anyway. Iran has repeatedly denied seeking a nuclear weapon from enrichment.
He said he would initiate new sanctions on Iran, ripping up the touchstone agreement negotiated by his predecessor, Barack Obama.
Guatemala volcano eruption: At least 7 killed, 20 hurt
There were no immediate reports of any casualties, but authorities are advising those close to the crater to evacuate the area. The runway was closed due to the presence of volcanic ash, Guatemala's civil aviation authority said in a tweet.
U.S. tariffs: Tata Steel calls for 'protection measures'
Should the tariffs be raised by 10% above proposed levels, the OECD has estimated it would reduce global trade by about 6%. President Emmanuel Macron has couched Trump's tariffs as a "nationalist retrenchment" reminiscent of Europe in the 1930s.
Israel has proposed that "a military coalition" be formed against Iran in case Tehran pursues "military-grade" uranium enrichment, suggesting that the military force would comprise of the Israeli regime, the USA, the Western states and their Arab allies.
The threat prompted a response from Israeli Prime Minister Benjamin Netanyahu, who reminded the world this is exactly why Iran can never be allowed to obtain a nuclear weapon.
Defense Minister Avigdor Liberman also slammed Khamenei's declaration that he had ordered preparations to increase uranium enrichment capacity Monday, according Hebrew media.
Netanyahu met with Macron at the Elysee Palace in Paris as part of his European tour, aiming to rally support from allies against Iran.
The Iran deal paved the way for the partial lifting of worldwide sanctions against the country, in exchange for Tehran curbing its nuclear programme for several years.
Major global companies are already beginning to distance themselves from Iran in fear of U.S. sanctions.
The European powers are trying to come up with a package to ring-fence trade with Iran against renewed US financial sanctions to dissuade Tehran from quitting the accord.
A senior diplomat in Vienna, where the IAEA is based, said the call for timely cooperation did not mean that Iran had breached any of the rules of the accord but that the agency was "encouraging (Iran) to go above and beyond the requirements" of the deal. We commit, and I commit again, that we will not let that happen, ' he said.
Kim Yong Chol was greeted at the White House by chief of staff John Kelly and then whisked into the Oval Office. Kim Yong Chol spent more than an hour in the Oval Office where he was spotted shaking hands with the president.
Google offers a whole suite of products around tracking trends, and Twitter offers trends, even down to a local level. Another news product that Facebook is exploring, called " Today In ", gives prominence to local news sources.
Kim Yong Chol's visit to the U.S. seems to suggest both Washington and Pyongyang are determined to see the talks move forward. Russian Federation said Wednesday that its foreign minister, Sergey Lavrov, will travel to North Korea for talks on Thursday.
While on an official visit to Wales a year ago , Meghan appeared to be signing the autograph book of a young girl called Kaitlin. Add Royal Family as an interest to stay up to date on the latest Royal Family news, video, and analysis from ABC News .
According to the site (via Google Translate), one insider sent an Assassin's Creed Odyssey keychain in the form of a Spartan head. Two of those sources confirmed that Odyssey will be out during Ubisoft's 2019 fiscal year, which ends on 31 March 2019.
The persistent Knights earned a power play and cut the Caps' lead to 3-2 late in the second on Theodore's shot through traffic. James Neal got behind Washington's defense and sent a wrist shot from the left circle past Braden Holtby 7:58 into the game.
Randall has Vegas on his side, with the Warriors historically huge favorites to beat the Cavs in the seven-game series. The only catch? The Cleveland Cavaliers need to win the NBA Championship and you need to retweet Randall's tweet below.
Lava burned two buildings at the plant, a substation and a warehouse that stored a drilling rig on the property, officials said. Before this morning's explosion, more than 100 structures had been destroyed since the first eruption a month ago.
The president, who has never met D'Souza or spoken to him, last night called him on the phone to inform him about his decision. D'Souza is a best-selling author of several books critical of the American left and the influence of religion on U.S. society.
The multi-page letter blasted Comey over his investigation of Trump's Democratic presidential opponent, Hillary Clinton . Trump's reasons for firing Comey are considered an important factor in a possible obstruction investigation.
SpaceX Falcon 9 delivers SES-12 into orbit
Payer traveled from SES headquarters in Luxembourg to watch the launch of his company's SES-12 satellite . Monday morning with a satellite bound for geostationary orbit.
How to watch WWDC 2018: Apple keynote livestream
Most excitingly many expect to see support for sleep monitoring, after Apple acquired sleep startup Beddit in May previous year . Lastly, the Near Field Communications ( NFC ) feature in iPhones might be slightly expanded to include unlocking of hotel rooms.
Teens Falling Away From Facebook
Pew reports that 95 percent of teens can get their hands on such a device these days - a 22 percent surge from 2014-15. Youtube does not even come in the same category as that of Facebook , Twitter , Snapchat , and Instagram .
Bethesda officially announces 'Fallout 76' with new trailer
According to the game enthusiast, Fallout 76's Vault 76 came as a surprise because it has not been revealed in the past games. However, three anonymous Kotaku sources said the game is an online survival RPG that's heavily inspired by DayZ and Rust .
Where you can get a free donut on National Donut Day
It doesn't matter whether you spell it "donut" or "doughnut", as long as we all agree that free food is the best. Do I have one near me? Get ready! Friday is National Donut Day , which means a sweet treat for those so inclined.