They were able to stay isolated from the world for so long because of the way there were on the map
<span>an organism's expectation that a US will follow
a CS</span>
Lots of resources were found and culture
Put simply, the difference between a unitary and a federal government is that a unitary government puts its power in one central government while in a federal system the governing power is divided into federal and local governing bodies that connect to the national government.