For context: Russia has consistently opposed the idea of Ukraine becoming a member of Nato, fearing it would bring Nato forces too close to its borders. However, in 2008, the alliance said that Ukraine could eventually join. Zelensky wants his country to become a member.

Ukrainian president Volodymyr Zelensky has said he is willing to step down from his role in exchange for Nato membership.Zelensky said he was focused on Ukraine's security now, not in 20 years' time,