India, Sept. 24 -- Iran could expand the geographical scope of its war to the Indian Ocean if the United States launches another attack, a senior adviser to Iran's Supreme Leader has warned, as tensions between Tehran and Washington remain high.

"Since the conflict has spread from the Persian Gulf and Strait of Hormuz to the Red Sea, it is possible that, in response to more war, the front will expand even further, reaching the Indian Ocean and perhaps beyond," said Yahya Rahim Safavi in a video released by Iran's Fars news agency.

The comments come as tensions remain high between Iran and the US, particularly around the Persian Gulf, Gulf of Oman and key maritime trade routes. Iranian officials have repeatedly warned that any renewed US...