In a dramatic and unexpected escalation that has sent alarm bells ringing in Washington and Tel Aviv, a squadron of Russian Mi-28 “Hellbird” attack helicopters has appeared in formation directly over Tehran. The heavily armed Russian combat helicopters, known for their devastating anti-tank and close-air support capabilities, were seen flying bold low-level pᴀsses over the Iranian capital in a clear show of force.

According to multiple sources and circulating footage, at least 12 Mi-28N Night Hunter helicopters conducted the unprecedented operation, their distinctive rotor sound echoing across the city as Iranian air defenses stood down to allow the Russian aircraft full access to the airspace. The move signals direct Russian military involvement in defending the collapsing Iranian regime following weeks of punishing U.S. and Israeli strikes on nuclear sites, ports, and military infrastructure.

U.S. and Israeli intelligence officials are reportedly stunned by the speed and boldness of Moscow’s intervention. The sudden arrival of Russian “Hellbirds” over Tehran suggests a rapidly deepening military alliance between Russia and Iran, potentially including real-time intelligence sharing, advanced air defense coordination, and direct combat support.

“This is a dangerous new chapter,” said a senior U.S. defense official. “We have never seen Russian attack helicopters operating openly over Tehran before. This is not symbolic — it is a direct challenge to American and Israeli operations in the region.”

The appearance of the Mi-28s comes as Iran’s conventional forces have suffered catastrophic losses, including the destruction of its largest APC division and repeated naval defeats in the Strait of Hormuz. Analysts believe Tehran called in emergency Russian support as its own air force and air defenses have been systematically degraded.

The development has triggered urgent high-level discussions in the Pentagon and IDF headquarters. Both Washington and Jerusalem are now reᴀssessing their operational timelines and rules of engagement in light of this unexpected Russian presence so close to the battlefield.

This brazen display of Russian-Iranian military cooperation sends a chilling message: the regime in Tehran is not fighting alone. With “Hellbirds” now patrolling Iranian skies, the conflict has taken on an even more volatile international dimension.

This is a rapidly developing story. The arrival of Russian Mi-28 attack helicopters over Tehran has caught the U.S. and Israel off guard and is reshaping the strategic landscape in real time. The world is watching closely as tensions reach a dangerous new peak.