Answer:
"Justice decree may not change the heart, but they can restrain the heartless" these words by Martin Luther King Jr. reflects the conditions prevalent at the time in the United States. These words were used to signify the relevance of the Judicial decision in the fight for civil rights. He accepted that these decrees would not install morality. But the scope of regulating the behavior would be widened. He stressed the role of legislative orders and judicial decrees to support African Americans against the prejudice and violence, they were facing.
It’s the second one I believe
Containment was a United States policy using numerous strategies to prevent the spread of communism abroad. A component of the Cold War, this policy was a response to a series of moves by the Soviet Union to enlarge its communist sphere of influence in Eastern Europe, China, Korea, and Vietnam.
Black codes were restrictive laws designed to limit the freedom of African Americans and ensure their availability as a cheap labor force after slavery was abolished during the Civil War.