Historian David Olusoga has highlighted the expansion of the transatlantic slave trade in the 18th century, tracing its growth beyond the confines of the royal court to a broader societal and economic involvement. According to Olusoga, this period marked the peak of Britain’s participation in the slave trade, which became deeply embedded in various aspects of British life and commerce.

The 18th century saw the trade intensify as demand for enslaved Africans soared, propelled by the labor needs of plantations in the Americas. Olusoga’s research emphasizes that the trade was not limited to isolated merchants but involved widespread networks that extended into government, finance, and industry. This expansion played a significant role in shaping Britain's economic development during the era.

The historian's work sheds light on the systemic nature of the trade, revealing how it became a central element of British imperial and economic power. Olusoga’s findings also suggest that awareness and complicity in the slave trade reached many levels of society, challenging earlier narratives that portrayed the involvement as limited to a few individuals or sectors.

This examination of Britain’s role in the slave trade contributes to ongoing discussions about the legacy and memory of slavery within British history. By tracing the trade’s growth and influence during its peak, Olusoga provides important context for understanding the long-lasting effects of this period on modern social and economic structures.