Russo-Ukrainian war, day 1686: Sanctioned tankers carried fuel from South Korea to Russia

Exclusives

What if Russia uses nuclear weapons? Can we say Ukraine brought peace to world? Norwegian professor who nominated Zelenskyy and Ukrainians for 2026 Nobel Peace Prize takes on tough questions. He explains why he thinks US President Donald Trump won't win the Nobel Peace Prize this year, and why Ukraine should.

Military

Ukrainian units hit record number of Russian air defense systems and radars in September, one of them 552 kilometers away. Every result is recorded on video in the Delta battlefield system.

At ruined Donetsk’s airport, three Russians snap selfies and ready jet-powered Geran-4. Ukrainian drone slips in unseen and rams their launcher. The pickup truck was converted to launch Russian drones.

Ukraine’s drone pilots hit 76.5% more Russian infantry than two months ago: 2,699 in first five days of October. Commander Robert Brovdi says the pilots count only losses verified in the military's Delta system, so the real toll is higher.

Ukraine’s battlefield gains may be pushing Putin to shift focus to early winter strikes, ISW says. Russia is likely starting its recurring winter campaign earlier than usual while Ukraine is still developing defenses against the ballistic missiles and jet-powered drones being used in increasingly large strike packages.

The tanks that fuel Moscow’s airliners are reported burning after Ukraine’s latest drone raid on the capital region. Footage geolocated by OSINT analysts placed the blaze at the Volodarskaya station, part of Russia's state pipeline network.

Intelligence and technology

Ukraine’s war leadership sets new electronic warfare tasks as Russia’s jet-powered drones slip past nearly half of its air defenses. Zelenskyy said the main criterion is that Ukraine must be able to respond in kind to Russian strikes.

Ukraine is third in world for cyberattacks after US and Israel, and first in Europe. Machine-speed assaults run continuously and without fatigue. Malware accounts for 33% of incidents in the first half of 2026, and system compromises for 4.5%.

Ukraine’s Defense Ministry says some suppliers cannot build weapons ordered, and drops contracts to free $346 million for front. Technology and tactics change quickly, the ministry says, and some weapons no longer match combat tasks.

Proven on Ukraine’s front line, now made in Germany. National Guard signs for the Linza and Zoom drones. The German-Ukrainian venture Quantum Frontline Industries will build both systems and is scaling up as its first production year wraps up.

Türkiye’s Korkut guns now shoot down Russian drones over Ukraine. Almost half of the jet-powered Shaheds still get through. Russia launched about as many of the fast ones as slow ones in September, by one analyst's count, and its winter assault on the power grid is still ahead.

International

Seoul backs Ukraine, but sanctioned tankers carried fuel from South Korea to Russia. The trade could cast Seoul as a gap in the West's effort to squeeze Moscow, the Guardian said.

Russia is out to break Ukraine’s economy this winter, Jetten says—and the Netherlands will help keep Ukraine’s drone-hunting F-16s in the air. Ukraine is finding ammunition for its F-16s “virtually all over the world,” Zelenskyy said on 5 October.

Humanitarian and social impact

Three ambulances hit, a woman killed at home: 25 minutes of Russian drone attacks on Kramatorsk. The strikes on medical vehicles and a high-rise are now under investigation as war crimes.

Ukraine’s civilian casualties 55% higher in first eight months than in the same period in 2025, UN says. Strikes on energy facilities and businesses have surged, while damage to power plants is causing outages as winter approaches.

Political and legal developments

Ukraine cuts more than 4,000 vacant government posts and trims deputy ministers by about 20% in the first stage of civil service reform. Prime Minister Serhii Koretskyi says the number of deputies will be tied to how much work each office carries.

New developments

Germany accuses Russia of a drone bomb attempt at Leipzig. Now its eight biggest airports get drone detection. The air traffic controller's system spots drones in approach and departure paths and alerts the police, who remain responsible for stopping them.

Two ships sunk and a third set ablaze off NATO coasts in two days, and neither Bucharest nor Sofia will say “Russia”. Romania and Bulgaria have described the attacks only as drone strikes, without saying where the drones came from.

Read our earlier daily review here.