Your answer would be 2.Richard Nixon.
He visited China in the year 1972!
Good luck!
I think it is C: The war lead to many armed conflicts...
Atmospheric pressure<span> is </span>caused<span> by the weight of the </span>atmosphere<span> pushing down on itself and on the surface below it. </span>Pressure<span> is defined as the force acting on an object divided by the area upon which the force is acting.
http://nova.stanford.edu/projects/mod-x/id-pres.html
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The central region of Chile