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Russia, China veto UN resolution on Iran sanctions monitoring

Russia and China have blocked a US-backed UN Security Council resolution that would have extended the mandate of an expert panel tasked with monitoring reimposed sanctions on Iran. The veto has widened the rift between Western powers and the Moscow-Beijing axis over Iran policy.

LSN India · 18 September 2026

Russia, China veto UN resolution on Iran sanctions monitoring

Russia and China exercised their veto power at the UN Security Council on Tuesday to prevent renewal of the mandate for an expert panel overseeing compliance with sanctions against Iran. The US-sponsored resolution sought to extend the investigative body's authority, which was set to expire, allowing continued scrutiny of Iran's adherence to international restrictions.

While the reimposed sanctions themselves remain in force, the blocking of the resolution has halted the establishment of a new monitoring mechanism. This leaves a significant gap in the enforcement infrastructure designed to track Iran's compliance with the international sanctions regime.

The clash underscores deepening divisions within the Security Council on Iran policy. The United States and France supported the resolution, viewing continued expert oversight as essential to the sanctions regime's effectiveness. Russia and China's opposition reflects their broader resistance to US-led measures against Tehran, marking another instance of geopolitical friction between Western powers and the Moscow-Beijing alliance.

The veto represents a setback for Washington's efforts to maintain robust monitoring of Iranian sanctions compliance and signals the challenges faced by the Security Council in reaching consensus on key international security matters.