war

US enforces blockade of the Strait of Hormuz after talks with Iran collapse

After Pakistan-brokered talks failed, the United States ordered a blockade of the Strait of Hormuz and deployed naval forces, prompting Iranian threats and immediate market and diplomatic fallout.

Apr 14th 2026 · United States

Insights

  • Pakistan-brokered negotiations between US and Iran collapsed after 21 hours with delegations walking away.
  • President Donald Trump ordered a blockade of the Strait of Hormuz and US Central Command said unauthorised vessels are subject to interception.
  • The USS Abraham Lincoln carrier strike group and destroyers were positioned near the Gulf of Oman to enforce the order.
  • Iranian leaders and the Islamic Revolutionary Guard Corps warned they would retaliate against vessels and vowed to fight if attacked.
  • Global oil prices, shipping insurance and markets rose on the blockade, raising risks of wider economic disruption.
  • The action risks violating freedom of navigation norms and could be seen as a naval blockade under UN definitions of aggression.

Sources