Short answers, pulled from the story.
Andrey Vyshinsky dismissed Western concepts of civil liberties as bourgeois morality. He argued that the government was the sole beneficiary of human rights rather than the individual citizen.
Joseph Stalin extended the death penalty to adolescents as young as twelve years old in 1935. This policy applied to individuals under the age of majority during the period of intense repression.
Over five million people lacked adequate nutrition and starved to death during the Soviet famine of 1932, 1933. The famine resulted primarily from Soviet-mandated collectivization though natural conditions played partial roles.
The Moscow Helsinki Group emerged first among several Watch Groups formed between 1976 and 1977. All Helsinki Groups ceased functioning by 1979 under harassment from Soviet authorities.
Article 6 of the Soviet Constitution was abolished in March 1990 ending Communist Party primacy formally. This change occurred during a nationwide miners' strike and the second autumnal session of the Congress of People's Deputies held in 1989.