Battle of Kulikovo
She was greatly influenced by Alexius, Metropolitan of Kiev. After her husband's death, Eudoxia became known for her piety; legend has it that she possessed the gift of healing. To commemorate her husband's victory at the Battle of Kulikovo, Eudoxia commissioned an icon of the Archangel Michael, which later became the patronal icon of the Kremlin’s Archangel Cathedral.