• China's foreign minister publicly supports Iran's right to peaceful nuclear energy under international treaties
  • The backing comes during heightened tensions over stalled nuclear negotiations and renewed Western sanctions
  • Recent trilateral meetings with Russia signal strengthening alignment against unilateral sanctions

China has thrown its diplomatic weight behind Iran's nuclear program, with the foreign minister explicitly endorsing Tehran's right to peaceful nuclear energy under the Nuclear Non-Proliferation Treaty. The declaration comes amid stalled negotiations over the Joint Comprehensive Plan of Action and renewed Western sanctions pressure.

"China consistently supports Iran's legitimate rights to peaceful use of nuclear energy," the foreign minister stated during recent diplomatic engagements, according to people familiar with the discussions. The position was reinforced during a trilateral meeting with Russia and Iran in Beijing last month, where all parties emphasized the importance of diplomatic engagement and criticized what they termed unlawful unilateral sanctions.

The timing is significant as key JCPOA restrictions approach expiration dates in 2025, creating what analysts describe as a critical window for either diplomatic breakthrough or further escalation. Efforts to revive the nuclear deal have remained largely frozen since the U.S. withdrawal in 2018, though behind-the-scenes communications continue through multiple channels.

China's position aligns with its broader opposition to unilateral U.S. sanctions and its advocacy for multilateral diplomacy. The country was an original party to the 2015 nuclear agreement and has maintained economic ties with Iran throughout the period of renewed sanctions, providing Tehran with an important economic lifeline.

The diplomatic support coincides with advancing nuclear energy partnerships, including Iran's recent $25 billion deal with Russia to build new nuclear power reactors. Chinese officials have indicated they view such cooperation as legitimate as long as it remains within International Atomic Energy Agency and NPT guidelines.

When reached for comment, a spokesperson for the Chinese foreign ministry reiterated that "all countries have the right to peaceful nuclear energy development under proper safeguards," while declining to discuss specific diplomatic exchanges. Iranian officials did not immediately respond to requests for comment.

Regional security analysts note that China's consistent position provides Iran with important international backing at a time when Western pressure has intensified. However, they caution that the diplomatic stalemate shows little sign of immediate resolution, with all parties maintaining entrenched positions.

Correction: An earlier version of this article misstated the timing of the trilateral meeting; it occurred in March 2025.