Warships from Iran, China and Russia kicked off their annual joint exercises in the Gulf of Oman on Monday, in a show of strengthening military ties as US President Donald Trump upends longstanding Western alliances.

"Warships and combat and support vessels of the Chinese and Russian naval forces, as well as the warships of Iran's naval forces of the army and the Revolutionary Guards," the ideological arm of Iran's military, are expected to participate, according to Tasnim.

A major military drill involving the naval forces of Iran, Russia, and China is currently taking place in the northern Indian Ocean near the Gulf of Oman. These exercises, which began on Tuesday, are being held to strengthen military cooperation and enhance regional security.