More than 30 members of the naval service have asked to apply for discharge from the force in the past month, which has been described as “unprecedented” and “worrying” by their representative organisation.

Two sailors have been rescued from an uninhabited island after search teams spotted their "SOS" in the sand.

Ten US Navy sailors and their two small boats that drifted into Iranian waters after experiencing mechanical problems will be returned safely and quickly, Tehran has said.