Protesters poured into New York's Times Square to denounce the Iran nuclear deal as a threat to Israel and global security, demanding that Congress reject the agreement.
Countries that provided platforms for the Iranian talks have played a significant role in the nearly 20 month long intense negotiations to achieve consent on Iran’s nuclear activities.
NATO hailed the Iran nuclear deal as a "historic breakthrough" that would strengthen global security, but urged Tehran to comply with the terms of the accord.
Iranian President Hassan Rouhani said the conclusion of a nuclear deal with the major powers was "very close" after more than two weeks of intensive talks in Vienna.
US President Barack Obama warned he will "walk away" from a bad nuclear deal with Iran, as Tehran and six world powers gave themselves until July 7 to reach an agreement.
EU foreign policy chief Federica Mogherini said all sides had shown the political will needed to strike a nuclear deal with Iran, praising the "good results" despite a day of tough talks.
Top US diplomat John Kerry warned there would be no deal with Iran if it fails to satisfy all lingering questions about its nuclear program, as he prepares to head back to tough negotiations.
US top diplomat John Kerry and his Iranian counterpart will Saturday launch a new high-stakes diplomatic drive to nail down an unprecedented nuclear deal.
Nuclear powers join non-nuclear nations to launch a conference on non-proliferation, buoyed by the Iran deal but alarmed by slow-moving US-Russian disarmament.