Complex sentence: The loss of the divisions did not set well with the states; their objections included an inadequate mix of maneuver units for the divisions that remained, and an end to the practice of rotating divisional commands among the states that supported them.
Split into simpler sentences: The loss of the divisions did not set well with the states. Their objections included the inadequate maneuver element mix for those that remained and the end to the practice of rotating divisional commands among the states that supported them.