This timeline of the Russo-Ukrainian war covers the period from 1 June to 31 August 2026.
June 2026
1 June One person was killed in a Ukrainian drone strike on Pushkarnoye, Belgorod Oblast.
2 June
Russia launched a wave of missile and drone attacks on cities across Ukraine, killing 24 people and injuring 130 others. Seventeen of the dead came from Dnipro, while seven deaths occurred in Kyiv.
Ukrainian drones set the Ilsky oil refinery on fire.
3 June Seven people were killed in a Ukrainian drone strike on a bus in Yenakiieve, Donetsk Oblast. Two people were killed following a fire caused by a separate attack in Smolensk Oblast.
The Saint Petersburg Oil Terminal was attacked resulting in a fire. Leningrad Oblast Governor Aleksandr Drozdenko claimed 50 drones were shot down. Flights from Pulkovo Airport were suspended. The JSC Progress in Michurinsk was set ablaze by Ukrainian drones. The facility builds control systems for aviation and missile as well as gas and oil pipelines. The corvette Boikiy was struck by at least two drones resulting in "large-scale fire on the ship's superstructure".
4 June In Crimea, three people were killed in a Ukrainian drone strike on Simferopol, while another was killed following in a separate attack on a train traveling from Azovske to Kerch. A Russian Svetlyak-class patrol boat in Yurkyne was struck by a Ukrainian drone.
Ukrainian drones struck Russian forces at Donetsk International Airport, to stop the launch of "Shahed-type UAVs". Ukrainian drones attacked the Elastik gunpowder factory in Ryazan Oblast.
The International Atomic Energy Agency noted a "heavy attack" on the Zaporizhzhia Nuclear Power Plant.
In an open letter to his Russian counterpart, President Zelenskyy claimed that Russian casualties in May had "once again" exceeded 30,000 personnel, with 63% being killed and 37% being wounded. However, he stressed that Ukrainian losses were also heavy. "We are losing our people, and every loss is painful to us. Even when the ratio of Ukrainian losses to Russian losses is one to five or one to six, it still matters greatly".
5 June
Ukrainian drones struck two locomotives near Rozdolne and Vladyslavovka in Crimea. Ukrainian drones set fire to an oil depot in Luhansk. Ukrainian drones struck five vessels in the ports of Mariupol and Berdyansk. Five Azerbaijani crew members were killed in strikes on the commercial vessels Natra and Zircon in Taganrog Bay, while one person was killed in a separate attack in Otradovsky, Belgorod Oblast. The Turkish-flagged fishing boat Duru 67 was attacked and sunk off Sevastopol, killing one sailor and injuring four others.
A stray Ukrainian naval drone exploded in the Romanian port of Constanța, prompting the evacuation of more than 1,300 people. The Romanian government blamed the incident on electronic interference by Russia.
Ukraine and Russia conducted a prisoner swap, both sides exchanging 185 POWs each through mediation of the United Arab Emirates.
The Head of the Republic of Kalmykia, Batu Khasikov, announced that a Kalmyk recipient of the Hero of Russia medal, Naran Ochir-Goryaev, was killed in the fighting in Ukraine.
6 June The city of Kronstadt was attacked by Ukrainian drones, according to locals the Kronstadt Marine Plant was attacked with smoke rising from the area. The Ukrainian military and the SBU estimated 5,000 tons of ammunition was destroyed. An oil depot in Ust-Labinsk was attacked by drones as was port infrastructure in Mariupol.
7 June
The Centralized Spent Nuclear Fuel Storage Facility in the Chernobyl exclusion zone was partially damaged in a Russian drone strike.
The Chonhar Bridge connecting Crimea with mainland Ukraine was damaged in a Ukrainian drone strike. Drones from the Ukrainian Special Operations Forces struck the oil depots at Semykolodezyanska and Feodosia, both in Crimea.
Atesh claimed to have carried out a sabotage attack on railway infrastructure in Voronezh.
8 June
A FP-1 drone struck the Protasovo airfield in Ryazan Oblast. A fuel depot in Crimea was attacked by drones, as was oil transportation infrastructure in Volgograd Oblast and a radar in Krasnodar Krai. A drone attack on a locomotive killed an assistant driver and wounded another, part of the Moscow–Simferopol line in Crimea, leading to a suspension of services. Ukrainian drones set the electrical substation in Alchevsk, Luhansk Oblast, on fire. An oil depot in Novorossiysk was set on fire by drones. One person was killed in a Ukrainian drone strike on Malinovka, Belgorod Oblast.
A drone was shot down by French fighter jets belonging to a NATO contingent over Latvian airspace. The incident was blamed by the Latvian Army on Russian interference. Wreckage of a Ukrainian drone was found in Moldova, near the settlement of Lopatna.
The National Police of Ukraine said it had arrested a resident of Kyiv on suspicion of plotting to assassinate HUR spokesperson Andriy Yusov on behalf of Russia.
9 June
Three people were killed in a Russian missile attack on Chuhuiv, Kharkiv Oblast.
Ukrainian drones struck the Chonhar Bridge for a second time. Damir Davydov, lieutenant general and head of Russia's Main Missile and Artillery Directorate, was killed by a car bomb explosion in Balashikha, Moscow Oblast. A gas pipeline in Dagestan exploded, with the Ukrainian Center for Countering Disinformation posting about the incident on Telegram.
The new Bulgarian government announced it would stop supplying weapons to Ukraine.
10 June
The VNIIR-Progress plant in Cheboksary was attacked by Flamingo missiles, wounding three. Ukrainian drones also attacked an oil refinery in Samara Oblast as well as two oil pumping stations at Vtorovo and Lobkovo.
11 June
The Afipsky oil refinery was attacked by Ukrainian drones, starting a fire. Ukrainian drones damaged four bridges in Kherson Oblast: one near , the road bridge between Perekop and Armiansk, and bridges near Myrne and , both over the North Crimean Canal. According to the 1st Separate Assault Regiment Da Vinci, the attack on the Armiansk bridge destroyed 50 Russian vehicles. Ukrainian Neptune missiles struck a Black Sea Fleet ammunition dump located at Strilets'ka Bay.
Ukrainian backed partisans, along with the Freedom of Russia Legion, blew up Russian railway cars in Taldom, carrying over some 10,000 metric tons of oil, code named Operation Barrel.
12 June The Nizhnekamskneftekhim (NKNK) synthetic rubber plant, in Nizhnekamsk, was attacked by Ukrainian drones with a "large fire" breaking out. The Togliatti Kauchuk petrochemical plant, in Tolyatti, was attacked by drones leading plumes of black smoke over the site.
13 June
Ukrainian drones struck port infrastructure at Temryuk, killing one person. Ukrainian drones struck the electrical substation in Yany Kapu and the Titan substation near Armiansk. The Yefimovka oil pumping station was attacked by Ukrainian drones, resulting in a fire that was detected by NASA's FIRMS.
Andrey Pinchuk, a commander of BARS-13 and former state security minister of the Donetsk People's Republic, survived an assassination attempt involving a parcel bomb.
14 June
Britain intercepted a Russian shadow fleet oil tanker trying to cross the English Channel.
Ukrainian drones struck the Azot chemical plant in Novomoskovsk, setting it ablaze. In Rybinsk, Ukrainian drones struck an oil depot used as a strategic fuel reserve for the Russian military.
15 June
Nine people were killed in Russian strikes on Kyiv, Kharkiv, and Dnipro. A large number of cultural sites and institutions were damaged, including the Dormition Cathedral and Museum of Historical Treasures of Ukraine in Kyiv Pechersk Lavra, Dovzhenko Film Studios (destroying the largest and oldest costume collection in the country), Mystetskyi Arsenal, Palace "Ukraine", Kyiv National Karpenko-Kary University, Kharkiv Art Museum, and Dnipro House of Organ and Chamber Music.
Ukrainian drones attacked a bridge near Chonhar, forcing the closure of the Dzhankoi road checkpoint. A bridge between Henichesk and the Arabat Spit was also damaged. Ukrainian drones destroyed a Russian Starlink jamming site in southern Ukraine. A bridge in Novoazovsk, over the Hruzkyi Yelanchyk River, was struck by Ukrainian drones while trucks passed over.
16 June
An oil depot in Poltavskaya was set on fire by Ukrainian drones. The Moscow Refinery was set on fire by Ukrainian FP‑1, Liutyi, and Shahed-type drones.
A Ukrainian Su-24 assigned to the 7th Tactical Aviation Brigade crashed in Khmelnytskyi Oblast while on a combat mission, killing the pilot and the navigator.
17 June Ten people, including a sailor, were killed in Russian attacks on Donetsk, Kherson, and Zaporizhzhia oblasts.
Belarus and Russia accused Ukraine of carrying out a drone strike in Bryansk Oblast that hit a bus carrying members of Belarusian youth football team, killing one person and injuring six others.
18 June
Ukrainian drones attacked the Moscow Refinery, starting a fire. Russian officials claimed that 17 people were injured, including two children, in the attack involving nearly 1,000 drones and four cruise missiles. An oil depot in Gukovo was set on fire by Ukrainian forces, the Rostov governor claimed one person had been killed and two injured during the attack. A railway bridge across the North Crimean Canal, near Rozdolne, was attacked by Ukrainian drones.
19 June Eleven people, including a sailor, were killed in Russian attacks on Dnipropetrovsk, Donetsk, Sumy, Kherson, Odesa and Kharkiv oblasts.
Anton Milaev, the adoptive great-grandson of former Soviet leader Leonid Brezhnev, was confirmed to have been captured by Ukrainian forces.
20 June Two people were killed in Russian airstrikes on Kharkiv. Separate attacks killed three people in Dnipropetrovsk and Poltava oblasts. Five people were killed in airstrikes in Zaporizhzhia.
Ukrainian drones attacked the road bridge over the Henichesk Strait. Atesh partisans claimed to have set fire to an electrical substation in Taganrog, connected to the "Atlant-Aero" which manufactures UAVs for the Russian military. The Antipinsky refinery was set ablaze by Ukrainian drones. Port Kavkaz was also attacked, resulting in a fire. The Russian ferry Panagia was attacked by Ukrainian drones, having been used to transport military equipment to Crimea. An oil depot in Kerch was also attacked by drones, with the aim of disrupting the infrastructure at both ends of the Crimean Bridge.
21 June Four people were killed in Ukrainian attacks across Crimea, which also forced a suspension of sales at petrol stations in the region.
The Dubna Space Communications Center, located in Dubna, was attacked by Ukrainian forces, resulting in "heavy smoke" being seen over the facility.
22 June Ten people, including an Egyptian sailor, were killed in Russian attacks on Donetsk, Sumy, Zaporizhzhia, Kherson, Odesa and Kharkiv oblasts.
The Ukrainian Air Force struck the Voronezh Semiconductor Devices Plant with Storm Shadow missiles. The plant manufactures electronics for cruise missiles and the Pantsir-S1 air-defense system. Five people were killed in the attack. A Russian Pantsir-S2 was destroyed in Zaporizhzhia Oblast by HUR drones.
23 June Four people were killed in a Russian missile attack on Kryvyi Rih.
Ukrainian missiles struck the Alekseevka chalk plant in Belgorod. A thermal power plant in Kerch was struck, "leaving half of Crimea without electricity", satellite imagery showed a smoke plume some long.
24 June
Multiple Ukrainian strikes were reported on Crimea. A railway station near Kirovske was attacked and houses were damaged in Sevastopol. The Ukrainian smart bomb, the Equalizer, was used in combat. Ukrainian drones killed two people in Nizhny Novgorod Oblast. An industrial facility, several cars and private homes were damaged. The Orenburg Gas Processing Plant was attacked by Ukrainian drones.