China's support for Iran at the Security Council meeting China's representative: The unilateral withdrawal of the United States from the JCPOA and the implementation of the policy of maximum pressure are the root of the current crisis. The European Troika did not meet its obligations and the trigger mechanism has a fundamental flaw in legal and procedural terms. American and Israeli military attacks on nuclear facilities under the agency's supervision are the direct cause of the agency's inability to conduct inspections.