Donald Trumps Iran strategy has reached a dead end despite repeated military threats, exposing the limits of US power. Americas inability to force Iran into submission stems from a technological shift in modern warfare, where drones, satellites and precision weapons have empowered weaker nations, making traditional US military dominance increasingly ineffective.

The US president has discovered limits on his power that he could have scarcely imagined as he began full combat operations on February 28.

Donald Trumps Iran strategy has reached a dead end despite repeated military threats, exposing the limits of US power. Americas inability to force Iran into submission stems from…