The primary reason why most advanced nations want to retain or develop an arsenal of nuclear, biological, and chemical weapons is to deter other nations from using them against them.
The civil rights act of 1968 meant :
to defines housing discrimination as " refusal to sell or rent a dwelling to any person because of his race, color, religion, or national origin"
This was enacted to fix the inequality treatment that occurs within the minorities during that period
African Americans.
Many former slaves.