Iran is charging Bitcoin tolls on oil tankers in the Strait of Hormuz, pushing oil prices higher and tangling crypto markets in geopolitical risk.

Iran and the U.S. both threatened to tax ships crossing the world's most critical oil chokepoint — an action experts say violates international law.

Trump declares Hormuz transit fees unacceptable after Iran commits to zero tolls, putting the earlier crypto toll proposal in Bitcoin and USDT on ice.