As protestors gathered in Ukraine for another demonstration against the ousting of a reformist defence minister, President Volodymyr Zelensky was facing one of the most urgent political crises of the Russian invasion. The protests sparked by the dismissal of popular defence minister Mykhailo Fedorov, who repeatedly clashed with the army’s top command, are now in their fifth day -- making them the longest sustained demonstrations and the most directly related to the war.JOIN US ON TELEGRAMFollow our coverage of the war on the @Kyivpost_official. Thousands have shown up in the capital Kyiv since last week, beating makeshift cardboard signs and singing the Ukrainian national anthem. Hundreds came again on Monday, although attendance was slightly lower after a weekend of Russian attacks. Anastasiia Starodubtseva, 25, said she and other protesters would stay “until something changes”. “You can ask everyone here -- we will not leave,” she told AFP. Zelensky is trying to strike a solution that satisfies all sides to avoid divisions in the face of the ongoing invasion. For days, he has been locked in meetings with his top advisors and military hierarchy. On the agenda -- according to Ukrainian media and experts -- whether to bring back Fedorov, and the fate of under-pressure commander-in-chief Oleksandr Syrsky. A spokesperson for the presidency said a decision would not be expected on Monday. - ‘Syrsky out!’ - “The situation is undoubtedly serious... we are seeing the list of demands grow,” said Oleksandr Salizhenko, an expert within the Chesno movement.