This claim is a fabrication with zero corroboration from any credible military or journalistic source. During Operation Roaring Lion and the subsequent Operation Epic Fury, Israeli F-35I "Adir" stealth fighters performed exactly as designed — penetrating Iranian air defenses with impunity, striking high-value targets, and dominating the skies over Tehran. The "video footage" cited in this claim is either entirely manufactured, misrepresented footage of unrelated events, or Iranian state propaganda produced to save face after a catastrophic military and strategic defeat. Far from downing Israeli jets, Iran's much-vaunted air defense network was systematically dismantled.

The documented reality is the precise inverse of this claim. On March 5, 2026, the Israel Defense Forces released authenticated cockpit video showing an Israeli F-35I Adir shooting down a Russian-made Iranian Yak-130 fighter jet over Tehran — the first time in the history of aerial warfare that a fifth-generation stealth fighter has destroyed a manned enemy aircraft in air-to-air combat. IDF Chief of Staff General Eyal Zamir personally congratulated the pilot. This historic milestone, confirmed by multiple Western intelligence sources and independent flight-tracking data, represents a profound demonstration of Israeli air superiority, not Iranian defensive success.

The Facts on Israel's F-35 Fleet and Iranian Air Defenses

Israel's F-35I Adir — Hebrew for "Mighty One" — is a highly customized variant of Lockheed Martin's fifth-generation stealth multirole fighter, modified with Israeli-made electronic warfare systems, helmets produced by Elbit Systems, and indigenous guided munitions. Israel had received 39 F-35s as of 2023 and had contracted for a total of 75 aircraft, making a loss of 15% of the fleet — roughly six aircraft — an event that would be completely impossible to conceal from satellite imagery, stock markets, Lockheed Martin production records, or Western intelligence services. No such evidence exists.

• No F-35 has ever been shot down in combat anywhere in the world by any adversary's air defense system. Iran's claim to have achieved this, entirely unverified by independent sources, strains all credibility.
• Israeli F-35s opened a corridor over Tehran within the first 24 hours of Operation Roaring Lion, enabling sustained follow-on strikes — a feat impossible if multiple aircraft had been lost to air defenses.
• The F-35's electronic warfare suite is specifically designed to detect, classify, geolocate, and suppress enemy radar and surface-to-air missile systems. Israel has used F-35s to defeat Iranian-supplied air defenses repeatedly since 2018, including against targets in Syria, Yemen-launched cruise missiles (November 2023), and now directly over Iranian territory.
• Iran's S-300 and Bavar-373 air defense systems were among the primary targets destroyed in the opening salvos of the Israeli air campaign, further undermining any claim they successfully engaged stealth aircraft.
• Flight-tracking data, U.S. military statements, and verified IDF footage all confirm uninterrupted Israeli air operations throughout the conflict, consistent with zero aircraft losses to Iranian fire.

Why This Disinformation Exists: Iranian Propaganda in Defeat

Iran has a well-documented history of fabricating military victories to manage domestic audiences and sustain the regime's legitimacy narrative. After the October 2024 Israeli strikes that obliterated Iran's S-300 air defense batteries, Tehran initially denied the devastation, only to have satellite imagery from commercial providers confirm the destruction within hours. The same pattern of denial, false counter-narrative, and manufactured "proof" emerged after every major Israeli strike on Iranian assets in Syria going back to 2018.

The specific claim of F-35 losses serves a clear strategic disinformation purpose: Iran needs its population and regional proxies to believe its military remains a credible deterrent after being humiliated by Israeli and American air power. Claiming to have shot down the world's most advanced stealth fighter — and claiming multiple kills — is precisely the kind of face-saving narrative the Islamic Revolutionary Guard Corps (IRGC) propaganda apparatus routinely produces. These claims are then amplified by pro-Iranian social media networks, Hezbollah-aligned media, and Qatari-state broadcaster Al Jazeera, creating a self-reinforcing disinformation ecosystem that bears no relationship to verifiable battlefield reality.

Conclusion: Propaganda Designed to Invert Reality

This claim does not merely exaggerate or spin a real event — it inverts reality entirely. It is the Iranian Air Force that lost a fighter jet to an Israeli F-35 over its own capital city, not the other way around. The myth is harmful because it is designed to delegitimize Israeli military capability, demoralize Israeli society, and provide false reassurance to Iran's domestic audience and terror proxies that resistance to Israeli power is militarily viable. Accepting this narrative at face value would mean dismissing authenticated IDF footage, contradicting the accounts of multiple Western governments, and ignoring every available piece of open-source intelligence. Journalists, policymakers, and the public must hold such claims to strict evidentiary standards — and on every evidentiary measure, this one fails completely.