Ukraine launches largest ever drone attack on Moscow with over 1,600 drones

Ukraine sent a record-breaking swarm of drones toward Moscow on September 20, with Russian authorities reporting that 450 were intercepted in the vicinity of the capital alone. The total number of drones downed across multiple defensive perimeters since the previous day exceeded 1,600, making it the single largest aerial assault on the Russian capital since the war began.

The attack killed two people and injured roughly 20 in the broader Moscow region. It also struck the Gazprom Neft-owned Moscow Oil Refinery in the Kapotnya district, a facility that reportedly supplies up to 40% of the capital’s petrol. Warehouses and other infrastructure were damaged as well.

Timing and targeting tell the story

The strike landed on the final day of Russia’s parliamentary, regional, and local elections.

Ukrainian President Volodymyr Zelensky confirmed the operation involved domestically manufactured Flamingo and Pelican missiles alongside the drone fleet. The targets, he said, were oil and logistical facilities.

Russia’s Defense Ministry offered its own tally, stating that 1,110 Ukrainian drones were intercepted nationwide on September 20 alone.

A pattern of escalation

This wasn’t the first time Ukraine hit Moscow’s oil infrastructure. Back in June 2026, nearly 200 drones were directed at the capital in what was then considered a major escalation. That attack also damaged the Kapotnya refinery, disrupted flights, and caused injuries across the region.

The jump from 200 drones in June to over 1,600 in September represents an eightfold increase in scale over roughly three months.

The confirmed use of Flamingo and Pelican missiles adds another layer. These are Ukrainian-made munitions, not Western-supplied systems, which gives Kyiv more political freedom to strike targets deep inside Russia without navigating the restrictions that come attached to NATO-origin weapons.