 The most likely explanation is that the designers retained as much of their original work as possible and found room for the more powerful turbines and more numerous boilers necessary to attain Stalin's specified speed by deleting the two rear twin 130 mm turrets, and their magazines, as revealed by a comparison of the 1949 and 1951 sketches.The Navy didn't like the compromises made to reduce the displacement down to Stalin's and to achieve the high speed demanded as revealed in a March 1950 meeting in the Kremlin where Stalin revealed critical points about his thoughts for these ships.When the admirals responded to his question about the purpose of these ships by saying that they were to fight the enemy's heavy cruisers, he contradicted them and said that their purpose was to fight light cruisers