Moscow, May 26 -- Russia has threatened to launch "consistent and systematic strikes" on Ukraine's defence infrastructure in Kyiv and advised foreign citizens to leave the city.

The Russian Foreign Ministry issued a statement warning after Ukraine's deadliest drone strike in Starobilsk, in which 18 people were killed and 42 others wounded, as per Al Jazeera.

"Russia's Armed Forces are beginning to launch consistent and systemic strikes on Ukrainian defence industry enterprises in Kyiv, including specific facilities for designing, manufacturing and programming drones and preparing them for operation. The Kyiv regime deploys these drones with the help of NATO specialists who supply components, provide reconnaissance and target acquisition...