Defense expert Cameron Chell called Iran's military moves a "calculated escalation" as U.S. MQ-9 Reaper drones with strike capabilities were reportedly spotted in the region.

Iranian state media reported the partial closure of the Strait of Hormuz on Tuesday for military drills in the waterway.

U.S. President Donald Trump, who scrapped an earlier nuclear agreement with Iran during his first term, has repeatedly threatened to use force to compel Iran to agree to constrain its nuclear program. Iran has said it would respond with an attack of its own. Trump has also threatened Iran over the killing of protesters.

Iranian Foreign Minister Abbas Araghchi arrived in Geneva for nuclear talks as Iran's Revolutionary Guard Corps conducted military exercises Monday.

Iran closes key Strait of Hormuz shipping route after ayatollah threatens to sink US warships - The strategic waterway has not been shut since the 1980s. The move comes amid ongoing tensions with the

Explore the strategic significance of the Strait of Hormuz and its impact on global energy security and economies.

Joint Russian, Chinese and Iranian naval drills, fresh missile warnings and a US military buildup have returned the world’s most critical oil chokepoint to the spotlight, with nearly one fifth of glob

The move came amid heightened US military deployments in West Asia, open threats of force from Washington, and domestic unrest inside Iran following a violent crackdown on protests.

Iran fired live missiles into the Strait of Hormuz during IRGC naval drills and said it is prepared to shut the key oil transit route if ordered.