A black person could not shake hands with a white person. This is because it is a sign of equality, and in these times, the white people assume that they are superior. A black male can't offer any body parts (such as the hand) to a white female because he would most likely be accused of rape.
The Jim Crow laws made it hard for black people to vote. The black person would have to take a poll test. If they pass, they would have to pay taxes.The white people make it hard to find transportation even if they paid. When the black person evetually finds transportation, the sheriff would never let them vote.
The Great Depression
The setting in Roll of Thunder, Hear my Cry is during the Great Depression. The Great Depression occurred in the 1920s to the 1930s. When stock markets crashed, causing many of the Americans to lose their jobs. Work was difficult to find and to make matters worse, there was a severe drought. This made it difficult to farm and caused big dust storms to occur in the middle of the country. This event of dust storms was called the Dust Bowl. In Roll of Thunder, Hear my Cry, Papa has to go to Louisiana to find a job, which is far from his home and family who live in Mississippi.