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Trump Threatens Economic Isolation for Iran and Trade Partners

Published 21 August 2026

U.S. President Donald Trump threatened economic isolation for Iran and any countries that continue trade with Tehran, escalating a campaign of financial pressure that immediately drew a response from China. The move, described by the administration as an unprecedented economic operation, aims to compel Iran into negotiations over its nuclear program and end the ongoing conflict. China, which purchases the vast majority of Iran's oil, stated that sanctions and pressure would not help resolve the situation.

Trump announced the initiative on Wednesday, August 19, declaring it "economic warfare and isolation on an unprecedented scale." While he did not specify the exact measures, the focus quickly turned to China, which accounts for over 80% of Iranian oil exports. Trump warned on social media that any country allowing its financial institutions or government entities to provide a lifeline to Iran would face "tremendous Economic Consequences."

Beijing responded swiftly. "Imposing sanctions and pressure do not help to solve the issue," said Chinese Foreign Ministry spokesman Lin Jian on Friday, August 21. "China calls on relevant parties to take responsible measures and solve the...

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