“They managed to turn Ukraine into a global problem,” Zakharova told RBC.

Earlier, Klimkin announced on his Facebook “the onset of the“ Crimean days ”.

He recalled that July 23 marked the 80th anniversary of the signing of Welles' declaration, which confirmed the US refusal to recognize Lithuania, Latvia and Estonia as part of the USSR.

The ex-minister said that "Crimea must be turned into an internal and external problem for Russia."

On July 12, Russian President Vladimir Putin noted that the deterioration in relations with Ukraine occurred before the referendum in Crimea in March 2014, which made the peninsula a Russian region.