Rex Tillerson ,US  Secretary of State  called Friday, for new economic sanctions on North Korea and other “painful” measures over its nuclear weapons program, and he asked other countries to suspend diplomatic relations with the regime.

This push at the U.N. Security Council came as Trump’s administration signals its willingness to bargain directly with North Korea over ending its nuclear weapons program, but under strict conditions.

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“Failing to act now on the most pressing security issue in the world may bring catastrophic consequences,” Tillerson said. “The more we bide our time, the sooner we will run out of it.”

Tillerson said during the unusual high-level session called to review what the Trump administration calls its most dire national security concern .Past diplomatic efforts to talk North Korea out of its nuclear and ballistic missile capabilities have failed.

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In blunt terms, Tillerson said North Korea is unlikely to give up its weapons or change its  behavior under current sanctions and diplomatic condemnations. He said new economic penalties are necessary, as well as more vigorous enforcement of existing sanctions that he said North Korea has found ways to evade.