Ukraine's anti-corruption institutions are facing their most consequential test since the full-scale invasion. What began in November 2025 as NABU's Operation Midas, a sprawling $100 million kickback scheme at state nuclear energy company Energoatom, has since evolved into Ukraine's largest corruption scandal of the wartime period, drawing in former ministers, the ex-chief of staff to President Zelensky, and now the current Secretary of the National Security and Defense Council. NABU wiretap tr