The Guardian | Julian Borger : Just one country joins US in vote, highlighting Washington�s isolation as it seeks more drastic action against Iran

The US has suffered a humiliating defeat at the United Nations as its proposal to extend an arms embargo on Iran won support from only the Dominican Republic at the security council vote.

The US resolution was never likely to be passed in the face of Russian and Chinese opposition. It was proposed as a ploy by the Trump administration to open the way to more drastic action against Iran.

But the scale of the defeat on Friday underlined US isolation on the world stage ahead of a major diplomatic confrontation that threatens to consume the security council and further sap its authority.

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