Afghanistan, April 23 -- US Navy Secretary John Phelan resigns abruptly as tensions rise in the Strait of Hormuz, raising questions over leadership during escalating regional crisis.

John Phelan has stepped down from his role with immediate effect, amid heightened tensions in the Strait of Hormuz.

Sean Parnell confirmed the resignation, saying no specific reason was provided and that the departure takes effect immediately.

Hung Cao, the deputy Navy chief, will assume the role in an acting capacity as the Pentagon manages the leadership transition.

The resignation comes at a sensitive time as the United States increases naval operations in the Gulf, aiming to secure maritime routes and counter Iranian activity.

Recent US actions have in...