A unitary style of government is defined as the government that follow highest degree of centralization and central/national government holds all the power.
Regional governments are weak in unitary system and are responsible only to implement the policies made by the central/national government.
Hence, the correct answer is "regional governments are weak".
many groups used violence against African Americans during that period due to prejudices and discrimination and the racism of the time. African Americans did not have any recourse legally. it wasn't illegal due to the racism and backlash of the emancipation of the slaves and prior civil war as well.
In west African cultures, only certain classes of people could be slaves, while in the Atlantic slave trade, anyone could be captured and become a slave
