Generally speaking, "A. the average election results of the President of the United States" would not be considered an example of geography's impact on history, since this has little do with with geography in the United States.
The hunter gatherers today are different from the ones in the Paleolithic age due to the fact that we are much more advanced technology wise. Even if we’re talking about the amazon tribes they’ve had hundreds of years to advance the way they make their weapons. But they are also similar when it comes to the gathering aspect (I don’t know this 100% so may want to fact check it)
U.A.E got it's independence on 2nd December 1971.
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They are being established to defray further expenses of defending, protecting and securing.