The two sides were due to meet for a sixth round of negotiations on Sunday. Tehran suggested that it had not yet decided whether to participate, given Israel’s attack on its nuclear infrastructure.

Iran has launched retaliatory missile strikes on Israel into Saturday morning after a series of blistering Israeli attacks on the heart of Iran’s nuclear program and its armed forces, killing at least three people and wounding dozens.

Israel's PM says it struck Iran at the heart of its "weaponization programme", but Iran insists its nuclear facilities were peaceful.

Former MSNBC host Chris Matthews criticized former President Obama's Iran nuclear deal following Israel's strike on Iran, saying Trump was fair to call the deal a "joke."

PARIS (Reuters) -French President Emmanuel Macron said on Friday that information France had on the Iranian nuclear programme was most concerning, adding that the programme was close to a critical stage.

Tehran’s move casts a fresh shadow over nuclear talks with Washington, while President Trump says an Israeli strike ‘could very well happen.’

Israel warns "Tehran will burn" if Iran continues firing missiles, while state media say 60 people have been killed in a strike on Iran's capital.

Iranian officials threatened to ramp up nuclear activities after the U.N.'s nuclear watchdog organization declared Tehran not in compliance with requirements.