States need to do everything possible to preserve the Iranian nuclear - the agreement was a triumph of multilateral diplomacy, UN Secretary-General Antonio Guterres said in an interview with RIA Novosti.

The secretariat will be guided by what comes from the Security Council,” he added.

Iran and the six international negotiators in July 2015 reached a historic agreement to resolve the longstanding issues of the Iranian atom. The months-long talks ended with the adoption of the deal, the implementation of which completely removes the previously imposed economic and financial sanctions from the UN Security Council, the United States, and the European Union.

The agreement, in particular, provided that the arms embargo would be lifted from Iran within five years, the supply of weapons is possible earlier, but only with the permission of the UN Security Council.