Six-year-old boy gives his drone to Ukraine's military.

Russia has not reacted to the General Staff's claim as of the publication time.

Lavrov warned Rubio of "systematic and consistent strikes" on Kyiv and referenced earlier recommendations by Moscow that foreign diplomatic missions evacuate personnel from the Ukrainian capital.

The Kyiv Independent is bringing its award-winning documentary The War They Play to Sweden for a four-city tour this June, offering audiences a look at one of the dimensions of Russia's war against Ukraine: the systematic militarization of Ukrainian children living under occupation.

Russia continued its deadly attacks on civilians overnight on May 26, launching two Iskander-M ballistic missiles and 122 drones, including Shahed-type jet-powered unmanned aerial vehicles (UAVs), Ukraine's Air Force said.

The number includes 1,010 casualties that Russian forces suffered over the past day.

"This strike underscores the strategic foresight, unity of planning, and deliberate actions that prove no position of the russian aggressor is safe on Ukrainian soil," the General Staff said.

Russia carried out an airstrike on the center of Kramatorsk in Donetsk Oblast on May 25, injuring at least 12 civilians, regional authorities reported.

Foreign citizens, including diplomats, were encouraged to leave the city, while Ukrainian civilians were called upon to stay away from "military and administrative infrastructure of the Zelensky regime."

The facility, located around 60 kilometers from Ukraine's northern border, was an important link in the supply of fuel to the Russian military, the General Staff said on social media.

The visit follows a devastating Russian aerial attack overnight on May 24 that primarily targeted Kyiv and the surrounding region.

The legislation enables the Russian president to order troop deployments abroad to "protect" Russian citizens facing arrest, detention, trial, or other perceived persecution by foreign nations and international courts.