Russia has responded by issuing a chilling threat after Ukraine completed its biggest long-range attack of the war with Russia on Sunday (June 1). It used smuggled drones to launch a series of major strikes on at least 40 Russian warplanes at several military bases.

The Security Service of Ukraine targeted airbases housing Russian strategic aviation on Sunday. As part of the "Spider web" operation, 41 aircraft were destroyed, including A-50 planes, Tu-95, Tu-22 M3,

A Ukrainian drone attack has destroyed more than 40 Russian planes deep in Russia’s territory, Ukraine’s Security Service said on Sunday, while Moscow pounded Ukraine with missiles and drones just hours before a new round of direct peace talks in Istanbul.