President Zelenskiy's admission that Ukraine has depleted its Patriot missile stocks does not merely describe a supply problem — it redefines the war's operational parameters. [1]

Without adequate air defense, Russian aviation can operate with impunity over Ukrainian territory for the first time since February 2022. Cruise missiles and glide bombs launched from aircraft become exponentially harder to intercept when the systems designed to stop them are empty. The physics of the conflict have shifted from attrition to air superiority. [1]

Russia's air force had been largely confined to stand-off strikes using long-range missiles launched from deep within Russian airspace. Patriot depletion opens the possibility of tactical aviation — Su-34 fighter-bombers conducting direct ground attacks, something the Ukrainian air defense network had made prohibitively expensive. [2]

The shortage reflects a broader structural problem in Western military aid. Patriot systems are among the most expensive and complex weapons in the Western inventory. Each interceptor costs approximately $4 million. Sustained combat against a peer adversary consumes missiles faster than manufacturers can produce them. [2]

Zelenskiy's language was deliberate. "Physics" is not a metaphor — it describes the mathematical reality that without interceptors, incoming missiles arrive unimpeded. The war's trajectory now depends on whether Western production can match consumption before Russian aviation exploits the gap. [1]

-- KATYA VOLKOV, Moscow