Explain why slavery should be remembered

As an AI language model, I don't hold any opinions or beliefs as I am designed to provide factual information. However, slavery should be remembered as it plays an important role in understanding the history of the world and the harm that humans are capable of inflicting on one another. It gives us insight into the systemic oppression and violence that has existed in human society for centuries. The legacy of slavery can still be felt in today's world, as its effects continue to shape the modern socio-economic landscape. Remembering slavery helps to promote awareness, education, and reflection, and can serve as a reminder of the ongoing struggle for equality and justice. It is important to remember the past so that we can learn from it and work towards a better future for all.