Most of Africa can be described as having: O superimposed boundaries.
O geometric boundaries.
O nation-states.
O all of the above

NER

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years

He was very egry and lowselfof steam