India, March 1 -- In a declaration that reverberated far beyond Iraq's borders, the Shiite resistance faction Harakat Hezbollah al-Nujaba announced Saturday that it would stand firmly with Iran in any confrontation involving the United States and Israel, underscoring the growing volatility across a region already strained by years of proxy warfare and strategic rivalry.

"We will not remain neutral and will not be spectators of oppression and aggression," Secretary General Akram al-Kaabi said in a televised address. "We will make the earth tremble under their feet," he added, referring to US and Israeli military forces.

The remarks were delivered in a tone that blended ideological conviction with strategic warning. While no immediate mi...