Investigate the causes of heavy casualties of the Russian army in the first sixty days of the 2022 war with Ukraine

February 24, 2022 Russian troops cross the border and enter Ukraine. Therefore, the theoretical framework of this research is based on the teachings of two great strategists of history, namely Clausewitz and Jomini, who also happened to have served in the Russian army for some time, in order to be able to Answer the main question of this research. Following the main question, "What are the reasons for the heavy casualties of the Russian army in the 2022 war with Ukraine?", This study hypothesizes that "the heavy casualties of the Russian army in the 2022 war with Ukraine" It is due to the following 9 factors: 1) Design and management of the Ukrainian war by Russian military planners based on the Jomini approach: If the war was pursued according to the Clausewitz approach, the losses and costs would be much lower, 2) Failure to do so SEAD operation before the start of the battle, 3) inability to disrupt the Ukrainian Army C4, 4) failure to effectively disrupt the Ukrainian Army ISR capabilities (in addition to inability to dismantle the Ukrainian Army UCAVs), 5) logistics is very weak, 6) neglect of the psychological element of battle, 7) failure to pay attention to the fact that air superiority will not lead to victory on the ground, 8) failure to cut the supply lines of the Ukrainian army, 9) neglect of creativity And the military initiatives of the Ukrainian army (and essentially the Western side).