Gutenberg made the Bible easier to afford and easier to find as well. He made it to where families all across the world could own a Bible, where the education part comes in, to learn about God and grow to someday be the best they possibly can. He changed society by not only printing the Bible, but also by making more of each book, so everyone could have what they wanted.
A.
soviet union expansionist ideology was to be curtailed by USA containment policy. This meant that whenever the soviet union tried to expand its dominion, the USA had to respond, often militarily resulting to numerous proxy wars.
b. detente
which was characterized by a period of easing tensions was a period of peaceful coexistence that saw the signing of several treaties during the Nixon administration and ended in 1979.
c. conflicts in the such areas as Cuba,Korean Peninsula,and Vietnam were crucial red days during the war.
It was mostly "amassing the largest armies ever in one place" that resulted in the single bloodiest day in American history at the Battle of Antietam, since although this was technically a Union victory, both sides were fairly evenly matched.