Overview

• Stefanishyna officially assumed the post on Sept. 15, announcing on X that she began her mission with a moment of silence for Ukraine’s fallen defenders.
• Her mandate prioritizes securing defense-related agreements with the United States, with a potential deal for Ukrainian-made drones highlighted by the president.
• Zelensky appointed her on Aug. 27 to lead wartime diplomatic efforts focused on strengthening security cooperation.
• She succeeds Oksana Markarova, who had served as Ukraine’s ambassador to Washington since Feb. 25, 2021.
• Her tenure begins under scrutiny tied to a High Anti-Corruption Court case opened after she was named a suspect in 2019, alongside a Bihus.info report on an apartment not listed in her asset declaration that she says her parents bought and she will declare going forward.