Iran said on Wednesday nuclear talks with six world powers would resume in early September, according to state television, after both sides agreed to continue talking for four more months to try to reach a final agreement on Tehran`s nuclear programme.
Two influential US senators have asked fellow lawmakers to support demands that Iran accept tough conditions in nuclear talks, including at least two decades of inspections, before Congress would agree to ease sanctions.
Britain and Germany`s foreign ministers will join US Secretary of State John Kerry in Vienna this weekend to seek to bridge what Washington called "significant gaps" in nuclear talks with Iran, London and Berlin said Friday.
Kerry warned Iran ahead of this week`s nuclear talks in Vienna that it has yet to prove that its nuclear ambitions are entirely peaceful in multiple rounds of talks with six world powers as a July 20 deadline nears.
Nuclear talks between Iran and six world powers enter a critical phase Tuesday amid tentative optimism as negotiators start hammering out a draft agreement ahead of a fast-approaching July 20 deadline.
Negotiators for Iran and world powers on Wednesday started their second day of a round of talks in Vienna aimed at hammering out a definitive deal over Tehran`s contested nuclear programme by a July 20 deadline.
World powers and Iran began the second day of talks in Vienna on Tehran`s contested nuclear programme on Wednesday, with Western and Iranian diplomats saying the Ukraine crisis has not complicated their efforts so far.