Why did many slave owners believe it was okay to keep slaves?

What are the strengths of the byzantine empire?

After ww2, the soviets began setting up what type of governments in countries closest to them

According to robert kennedy, how might the historian see 1962a. as a year of resistance by the southb. as a year of great progress in civil rightsc. as a year of rioting and violenced. as a year of resegregation