Russia Urges US To Step Up Efforts On Iran Nuclear Deal Russian foreign minister says issue of Iran nuclear deal needs 'constructive approach' Russia urged the administration of US President Joe Biden Wednesday to step up efforts on the Iran nuclear deal. Speaking at the Conference on Disarmament, Foreign Minister Sergey Lavrov stressed that the deal, officially known as the Joint Comprehensive Plan of Action (JCPOA), would be critical in securing a nuclear weapons-free Middle East. Lavrov urged "a constructive approach" to the deal, especially as the upcoming Review Conference of the Treaty on the Non-Proliferation of Nuclear Weapons approaches.