India, June 23 -- U.S. Vice President JD Vance has warned that if Iran retaliates against US military strikes on key Iranian nuclear sites, it would be "a catastrophic mistake."

The Iranian nuclear sites of Fordow, Natanz and Esfahan were damaged following U.S. aerial attacks overnight.

Responding to it, Iran's top armed forces commander said, Iran "will never back down."

A spokesperson for the armed forces' central command, Ibrahim Zolfaqari, was quoted by media as saying Iran would respond with "powerful and targeted operations that will inflict heavy, regretful, and unpredictable consequences."

"We're prepared in the event the that the Iranians do retaliate, but . if the Iranians want to enlarge this by attacking American troops, I t...