President Volodymyr Zelenskyy believes that constitutional reform in Ukraine can be carried out after solving all the current main issues and only after holding a referendum. Source: Zelenskyy in an interview with Nataliia Moseichuk, as broadcast on the national joint 24/7 newscast Details: The host asked if Zelenskyy was thinking about a constitutional reform - about strengthening presidential or parliament authority or abolishing the presidency institution altogether.