Ukrainian Kiev Independent confirmed that Russia launched a large-scale missile and drone attack on Ukraine in the early morning of June 6, targeting the Ukrainian capital, major cities and the westernmost region of the country. The attack came a day after Russian President Vladimir Putin promised in a phone conversation with U.S. President Donald Trump that he would retaliate against Ukrainian drone attacks Russian air bases.

The latest large-scale attack in Russia has caused air strikes to be launched in all parts of Ukraine. The Ukrainian Air Force warned that several Russian Tu-95MS strategic bombers have taken off and may have launched cruise missiles.
Originally, explosions were reported in Kiev, Ternopol, Khmelinitsky, Lviv and Lutsk.
As drones attacked residential buildings and other civil infrastructure, many fires occurred in Kiev. Debris of explosions and fallen were reported in various areas including Soromiyansky, Holosivsky, Darnitsky, Deniprovsky and Shevchenkivsky. Mayor Vitali Klitschko said at least four people died and another 20 were injured, and 16 of them have been hospitalized.
According to Ukraine's largest private energy company, DTEK, 2,167 homes in the left bank of Kiev have been cut off due to Russian attacks.

According to the Kiev Municipal Military Administration, a Russian drone attacked the 11th floor of a 16-storey apartment building in Solomiyanski District, causing a fire. The three were rescued and the fire was extinguished. A fire also occurred in an industrial area in the area. In the Holosivsky district, debris hit a residential building, causing a fire, and the damage caused has not been assessed. An educational institution was damaged in the attack, and the fallen drone wreckage landed near a gas station, damageing a car. Another explosion occurred on the 17th floor of a high-rise residential building in Darnitsky District. Medical staff were called to the explosion site.
The government also reported that a gas station in the city's Deniprovsky district was "severely damaged". The attack damaged the tracks and cables of the subway line between Darnica and Livo Berezhna stations, resulting in line closure and line interruption. The bureau said the repair work is expected to be completed within 24 hours.
According to Ternopol Mayor Sergey Nadal, Russia used the Shahed drone and the "caliber" cruise missile to attack the infrastructure and industrial facilities in the western city of Ternopol. Power outages were made in parts of the city. Five people were injured and are undergoing treatment. Ternopol is hundreds of kilometers away from the front line and is not a target that Russia often attacks.
The city of Lutsk, northwestern Ukraine, reportedly caused casualties in the massive attack. The city’s mayor Ihale Polishchuk said at least five residents were injured in the attack.
Polishchuk reported damage to the roof of an apartment building, as did vehicles, commercial real estate and a government agency. According to the mayor, Russia fired 15 drones and 6 missiles into the city of Lutsk.

Early on June 4, Trump and Putin warned that the Kremlin was planning to respond to "Operation Cobweb". Operation Spider Web was a bold drone attack launched by Ukraine on June 1, causing damage to 41 Russian bombers. Although Putin kept silent on public attacks on Ukraine, Trump said Russia's revenge "will not be very fierce."