An adviser to Iran’s Supreme Leader, Mojtaba Khamenei, has warned that Tehran could expand the ongoing Middle East conflict to the Indian Ocean if the

The warning is the first time an adviser to Iran's supreme leader explicitly mentioned the Indian Ocean, home to a strategic US-British military base at Diego Garcia, nearly 4,000km from Iran.

The warning is the first time an adviser to Iran's supreme leader explicitly mentioned the Indian Ocean, home to a strategic US-British military base at Diego Garcia, nearly 4,000km from Iran.

Iran has long provided military support to the Houthis but denies any involvement in the Yemen conflict.

Iran has long provided military support to the Houthis but denies any involvement in the Yemen conflict.

Iran has warned that US warships anywhere in the Indian Ocean will be attacked if the war restarts, saying its hypersonic missiles now reach Mach 10 and the Strait of Hormuz will stay shut, as Trump weighs striking, squeezing or negotiating with Tehran.