Agree, because back then (and even a bit today), they believed the Africans were barbarians, and so, therefore, they were superior.
There is no right answer here. I encourage you to answer with your own opinion!
Culture would be an appropriate theme which is most closely related to the creation of Martin Luther King's birthday as a national holiday
Answer:
Slavery and the African slave trade quickly became a building block of the colonial economy and an integral part of expanding and developing the British commercial empire in the Atlantic world.
Steel was very much needed for many new industries, such as the railroads, toolmaking, construction. Also, many industries were needed to support the steel industry.