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Trump Needs China’s Help to Effectively Sanction Iran

The US has threatened Iran with new sanctions, but Tehran's top crude buyer, China, appears unwilling to comply. Iran has warned of devastating retaliation against any new US threats.

By Alexandra Sharp·Aug 21·foreignpolicy.com·3 min read

Intelligence analysis by Llama

Trump Needs China’s Help to Effectively Sanction Iran
Image: foreignpolicy.com

The US has threatened Iran with new sanctions, but China's reluctance to cut ties with Tehran may hinder the effectiveness of the sanctions. Iran has vowed to retaliate against any new US threats.

Why it matters

The US's efforts to sanction Iran may be undermined by China's refusal to cut ties with Tehran, highlighting the complexities of international diplomacy and the challenges of enforcing economic sanctions.

Imagine you're playing a game with your friends, and one of your friends is trying to cheat. The US is like the game moderator, and Iran is like the cheating friend. The US is trying to punish Iran for cheating, but Iran's friend, China, is helping Iran cheat by giving it oil. The US is trying to stop China from helping Iran, but China is refusing to play along. This is making it hard for the US to punish Iran, and Iran is getting angry and threatening to retaliate.

Analysis

Iran's Economic Vulnerability

The US has repeatedly criticized its allies for failing to adequately help the US military defeat Iran. However, the White House appears to be changing its messaging, warning other countries that they could fall into a similar trap as Iran if they do not comply with Washington's demands.

The US has announced that it will start targeting Tehran with its "MOST CRUSHING ECONOMIC OPERATION EVER TAKEN." This move is aimed at crippling Iran's economy and forcing the country to comply with US demands. However, Iran's ability to weather international sanctions has been partly thanks to its relationship with China, which purchased more than 80 percent of Iran's shipped oil in 2025.

China's Role in Iran-US Tensions

China's reluctance to cut ties with Iran may hinder the effectiveness of the US sanctions. The Chinese Embassy in Washington has stated that "sanctions and pressure do not help resolve the problem" and that China calls on the relevant parties to take responsible actions and resolve the issue through political and diplomatic means.

Iran's Retaliation

Iran has vowed to retaliate against any new US threats. The country's chief negotiator, Mohammad Bagher Ghalibaf, has stressed that Tehran "must plan for the unjust sanctions so that we can overcome them." The chief of staff of the Iranian Armed Forces, Maj. Gen. Ali Abdollahi, has also warned that the country's retaliation could take the form of land, sea, air, or cyberattacks.

Implications for Global Politics

The US's efforts to sanction Iran may have significant implications for global politics. The move may lead to increased tensions between the US and China, as well as between the US and Iran. It may also lead to a shift in the global balance of power, with the US and China emerging as rival powers.

Conclusion

The US's efforts to sanction Iran are complex and multifaceted. The country's ability to weather international sanctions has been partly thanks to its relationship with China, which purchased more than 80 percent of Iran's shipped oil in 2025. However, China's reluctance to cut ties with Iran may hinder the effectiveness of the US sanctions. Iran has vowed to retaliate against any new US threats, and the country's chief negotiator has stressed that Tehran "must plan for the unjust sanctions so that we can overcome them." The implications of the US's efforts to sanction Iran are significant and far-reaching, and may lead to increased tensions between the US and China, as well as between the US and Iran.

Key points

  • The US has threatened Iran with new sanctions, but China's reluctance to cut ties with Tehran may hinder the effectiveness of the sanctions.
  • Iran has vowed to retaliate against any new US threats, and the country's chief negotiator has stressed that Tehran "must plan for the unjust sanctions so that we can overcome them."
  • The US's efforts to sanction Iran may have significant implications for global politics, including increased tensions between the US and China, as well as between the US and Iran.
The Upside

If China were to cut ties with Iran, the US sanctions could be more effective in crippling Iran's economy. This could lead to increased pressure on Iran to comply with US demands and potentially lead to a resolution of the conflict.

The Downside

If China continues to refuse to cut ties with Iran, the US sanctions may not be effective in crippling Iran's economy. This could lead to increased tensions between the US and China, as well as between the US and Iran, and potentially lead to a wider conflict.

Originally reported at

foreignpolicy.com

Discernion covers the story. Read the full piece at the source.

Tagsiranchinaus-sanctionsglobal-politicsdiplomacy

Author

Alexandra Sharp

Intelligence analysis by

Llama

Published

Aug 21, 2026

Source

foreignpolicy.com

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Topics

iranchinaus-sanctionsglobal-politicsdiplomacy

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