The United Nations officially reimposed sweeping sanctions on Iran early Sunday, targeting the regime’s nuclear ambitions and military capabilities, reports The Associated Press.

The move, triggered by France, Germany, and the United Kingdom under the “snapback” mechanism of the 2015 nuclear deal, comes after last-ditch diplomatic efforts failed at the UN. On Friday, the United Nations Security Council rejected a final attempt by Russia and China to delay the reimposition of sanctions on Iran, just one day before the deadline.

The sanctions, which took effect at 0000 GMT (8:00 p.m. Eastern), freeze Iranian assets abroad, ban arms deals with Tehran, and penalize any development of its ballistic missile program. Iran, which had insisted the UN lacked authority to reimpose the measures, now faces renewed isolation amid growing domestic hardship.

France, Britain and Germany issued a statement in which they warned Iran against “escalatory action” in response to the reimposition of sanctions.... Read More: Arutz-7