The best event to show the destruction of the natural landscape after the west was settled was when the government allocated regions in the west for the American Indians. The Indians were given land to live on for life, these are called Indian reservations.
Well Central Goverment and Sub-disvisonal are almost the same.
Bag check and shoe check and Having to go through a metal detector and being very precautious that it won't happen also the piolet locking the door so no one is able to get in