02 / 10
US warns partners over trade with Iran
Washington is pressing allies and China to cut ties with Tehran as Iran threatens retaliation.

What happened
President Donald Trump announced an economic campaign to isolate Iran. Treasury Secretary Scott Bessent told US allies and China to end commercial ties with Tehran or face US pressure. Iran called the threats economic terrorism, stated the campaign would fail, and threatened action against neighbouring countries that back it.
Numbers
- $93.78Brent closing price per barrel — Highest since 24 July
- 2.4%Brent’s daily price increase — After the US warning
- $2Iranian crude premium offered — Above Brent futures
Questions
- What trade is Washington targeting?
- It includes money transfers, purchases of Iranian oil and maritime shipping, which Washington linked to further Treasury and government pressure.
- Why is China included?
- Bessent stated that China gets much of its energy from the Gulf and would benefit if the Strait of Hormuz reopened.
- How have oil markets reacted?
- Brent reached its highest level in nearly a month after the threats, as blocked flows and regional attacks disrupted supplies.
- What happens at the planned briefing?
- Bessent is due to give details of the planned measures at a press conference, while Tehran has signalled retaliation.
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Support and opposition
Who supports this, and why
US administration — Cutting commercial and shipping ties can isolate Tehran, reopen the Strait of Hormuz and lower energy prices.
Who opposes this, and why
Iranian officials — Economic pressure will fail and countries joining it will face Iranian action against their interests.
The catch
Coverage has not specified which measures will be announced, which countries could be targeted, or how Iran would respond.
Details are due Monday.