title: Semi-presidentialism and war: executive leadership models in Ukraine during Zelenskyi’s presidency
abstract: Following Russia's invasion, Ukraine exemplifies presidential leadership during full-scale war. This study examines executive coordination from Zelenskyi's mid-2019 election to the February 2022–July 2023 war period, using media sources and official data. It introduces three new leadership models – figurehead-leader, arbiter-management and leader-implementer – to capture evolving intra-executive relations in semi-presidential systems. Power centralisation around the president has accelerated, fi
journal: East European Politics