The US State Department told the Ukrainian government to refrain from hitting US interests following a Ukrainian attack on the Russian port of Novorossiysk on the Black Sea, Kyiv’s ambassador to Washington said on Tuesday.Ambassador Olha Stefanishyna described the message as a demarche, a formal, official message, but declined to elaborate on how it was received and whether she was summoned by the State Department. She said Ukraine had taken note of the communication.For the latest updates on the Russia-Ukraine war, visit our dedicated page.The State Department declined to comment.Stefanishyna, speaking on the fourth anniversary of Russia’s full-scale invasion on February 24, 2022, said the State Department reached out after Ukraine’s attack on Novorossiysk “because it affected American (and) Kazakh economic interest.”Most of Kazakhstan’s oil is sent to Novorossiysk for export. The port halted its November oil exports briefly on Friday after a Ukrainian drone attack.Stefanishyna said