After world war ii a key reason the soviet union established satellite nations in eastern europe was to

first paragraph (and busy all the night ,with a silence deep and white )

i think i will need more detail to answer if this is a specific question on a test, but technology advancements are good for many industries, such as medicine or food industries, new technology could us in medicine in ways such as new scanners to tell us more about our bodies or new cures or vaccines for diseases.