Blacks in the USA in 1945 were not considered as equal; the treatment of people was based on their skin colour, a practice that had been going on for many years before, even after the Reconstruction of society after the Civil War in which the blacks were "liberated" from slavery. In theory, blacks were free to work and live where they wanted, but the figures at the time told a different story: by 1960, around 17% of the workforce of "white-collar" workers, i.e. professional, technical, administration, etc., were blacks, while the whites remained the majority at 47%. The "blue-collar" work, such as craftsmen, manual labourers, etc. - jobs that are renowned for needing less skill and education - had 40% of the workforce as blacks, and 36% were whites.…