The assault, which the mayor called the largest on Russia’s capital since the war began, was a reminder of Ukraine’s power to strike as its president proposes an air truce.

Ukraine on Tuesday launched its biggest ever drone attack on Moscow, killing at least two workers at a meat warehouse, injuring 18 others and causing a short shutdown at the Russian capital's four airports,

Russia has accused Ukraine of violating a proposed ceasefire on energy targets by attacking a Russian oil depot, the foreign ministry said on Thursday. The truce, backed by the United States, was meant to halt strikes on energy infrastructure for 30 days.