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Trump Declares 'Economic D‑Day' to Isolate Iran

Treasury will unveil Monday a coordinated sanctions package to sever Iran's oil ties, signaling a shift to maximum economic pressure.

Overview

  • President Donald Trump announced an "Economic D‑Day" in a social post Wednesday and warned that any country that gives Iran a "lifeline" through banks, airports or oil purchases will face severe economic consequences.
  • Treasury Secretary Scott Bessent said on Thursday the United States will impose the "toughest sanctions in history" and will explain details at a press conference on Monday, saying the measures are meant to weaken Iran's ability to fund its war and could "collapse this regime."
  • The United Arab Emirates has suspended trade and financial ties with Iran and commercial ship traffic through the Strait of Hormuz has fallen to a small fraction of pre‑war levels, contributing to higher oil and shipping costs.
  • Key unknowns include the exact legal scope and enforcement tools of the sanctions, how Washington will pressure major buyers such as China, and whether Iran will retaliate economically, militarily, or through regional proxies.
  • The move builds on a U.S. naval blockade and months of prior sanctions and ceasefire attempts, and it raises risks for ordinary Iranians, global energy prices, Gulf partners and U.S. politics ahead of the midterm elections.