This follows from her post on X.Stefanishyna announced that she was beginning her mission as Ambassador to the United States with a moment of silence in memory of the fallen defenders of Ukraine."It is because of their sacrifice that we continue diplomacy—defending sovereignty, strengthening partnerships, and pursuing a just and lasting peace," she added. As I begin my mission as ????????Ambassador to the United States, I carry with me the courage and resilience of our people.Today, together with the @UKRintheUSA team, we paused for a minute of silence to honor those who gave their lives for Ukraine’s independence and freedom. It is… pic.twitter.com/az5QuHe8NO— Olga Stefanishyna (@StefanishynaO) September 15, 2025 President Volodymyr Zelenskyy signed a decree on August 27 appointing Olha Stefanishyna as Ambassador to the United States.