Europe’s top powers are preparing talks with Iran in Istanbul this week amid mounting pressure to revive nuclear negotiations or face renewed UN sanctions.

Asked about the US president’s comments about the possibility of negotiations between Washington and Tehran, Esmaeil Baqaei ...

Iran will host a high-level trilateral meeting with China and Russia on Tuesday to discuss Iran's nuclear programme and the UN "snapback" sanctions mechanism, said Baqaei.

Friday’s meeting in Istanbul is seen as a critical step in reviving diplomacy, but whether it leads to full-scale ...

Russian President Vladimir Putin met with Iran’s senior advisor Ali Larijani to discuss escalating Middle East tensions and the urgent ...

Istanbul is once again poised to become a center of global diplomacy this week. On Friday, the city will host negotiations on ...

Iran threatens to withhold regional security commitments if Europe invokes a UN mechanism to reimpose sanctions. This comes ...

Iran could withhold security commitments if European states invoke a U.N. mechanism to reimpose international sanctions on ...

A nuclear engineer explains how the International Atomic Energy Agency monitors peaceful nuclear programs, and why it’s ...

Israel's knocking out of Iranian air defenses also cleared the path for U.S. aircraft to launch their own strikes on three Iranian nuclear facilities. Iran then attacked the U.S.'s Al Udeid military ...

Wash., discusses the threat of Iran after U.S. strikes on its nuclear facilities and the potential of new leadership in Syria ...

The five permanent members of the UN Security Council and Germany struck a nuclear deal with Iran in 2015 to address the crisis over its nuclear program ...