Racism is the domination and discrimination of one race over another race and prejudice takes results towards the people based on their race. Racism cannot be explained in a single word or a sentence because it is like an incurable disease spread throughout America. The overall ideology of racism consists of the people whom themselves segregated the particular group of people with their social behaviour and innate capacities and it can rank as inferior or superior. Historical examples of institutional racism include the Holocaust, the apartheid regime in South Africa, slavery and segregation in the United States and slavery in Latin America were the historical examples of institutional racism. Many States and Empires have racism as one aspectof the social organisation.