Feud between defense ministry and army pushed a frustrated Volodymyr Zelenskyy to fire his defense minister.

Organizers cite Zelensky's lack of explanation for sacking Fedorov as key grievance.

According to Ukrainska Pravda sources, President Volodymyr Zelenskyy decided to replace Defence Minister Mykhailo Fedorov because of his prolonged conflict with Commander-in-Chief…