Answer:
In the 1950s, Americans were afraid of communism because of the widespread belief that communist ideology would infect the country and persuade citizens to turn against democracy and capitalism. This rampant fear and suspicion caused many people to dread not only communism, but being accused of communist sympathies themselves. Americans also feared communism in the form of the Soviet Union, a communist, rival country which had proven itself a viable military threat through its nuclear weapons program.
I am most certain that this answer is william wordsworth.
In this quote, Thurgood Marshall is talking about the time between the signing of the Emancipation Proclamation (which was supposed to free slaves in the Confederacy) to the Brown vs. Board case which ruled that "separate but equal" is unconstitutional.
The reason he brings up these two events is because it shows how little progress American society has changed in these 90 years. Even though African-Americans were supposed to be free citizens after the Emancipation Proclamation, they were still treated as second class citizens in the US. They were constantly targets of voter discrimination, violence, and prejudice.
Within seven months of his appointment as Chancellor of Germany, Hitler had completely consolidated his power, since he was able to convince the legislature to give him full authority over the state.