Let's take a closer look at NSC-68. Read the part of the document that is titled "Background of the Present Crisis." Beginning with the third sentence in the second paragraph--the one that starts, "Second, the Soviet Union, unlike previous aspirants to hegemony, is animated by."
rewrite the last three sentences in that paragraph in your own words.
Read the original text of NSC-68. Use other Internet resources to clarify any terms or ideas that you find puzzling.

why should i tell the ans

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

your answer is 1930's

explanation

this is just around the time the great depression was starting and putting the us ecnomy into ecnomic failure causing the goverment to take a much larger rule to try and pieace it back together