Updated: May 31, 2023
Lieutenant John Clarkson was a Royal Navy officer and abolitionist, the younger brother of Thomas Clarkson, one of the central figures in the abolition of slavery in England and the British Empire at the close of the 18th century.
Get ready to flex your John Clarkson muscles! This quiz features 22 questions on everything from the basics to the most obscure facts. Can you ace it? Unlock your full potential.