Both religions developed a set of values based on the Ten Commandments, which have become the basis for many laws.
Primary sources help us learn about people in the past because you are learning about events that occurred from people that were there to actually witness it. You get first-hand information passed to you whether it's via your grandparents, a journal, or a letter. From primary sources you can also learn about the ways people lives were. You are informed about their culture, religion, foods, and clothing. Differing from secondary sources, you are not reading or listening to information about the past, or even present, that is biased and has edited or opinionated information included.
On June 16, 1976 the Soweto Students Uprising began (Soweto is a neighborhood of Johannesburg). Around 20,000 students went to the streets and made a peaceful protest opposing to Afrikaan as the official language for instruction in schools. The government's responde was violence, killing hundreds of students, as a result, the revolt spread through the whole country and carried on until the following year. These events changed the socio-political landscape in South Africa which main problem was the Apartheid.
If you were a supporter of slavery, you would most likely vote for Stephen A. Douglas (democratic party) in the 1858 Illinois Senate race.