India, April 8 -- Tensions between the United States and Iran have escalated sharply as U.S. President Donald Trump set a deadline for Tehran to comply with American demands-reportedly including reopening the Strait of Hormuz and curbing its nuclear ambitions. If Iran fails to meet the ultimatum, analysts say Washington has several military options ranging from intensified airstrikes to broader strategic operations. 

Iran-US-Israel War Latest News:  What Happens If Iran Rejects Trump's Ultimatum?

Below are the key military actions the U.S. could take if diplomacy collapses.

Iran-US-Israel War Latest News: Expanded Airstrikes on Military Infrastructure

One of the most immediate options would be a major escalation of air and m...