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The “triangular trade” of the 18th century was a substantial component of the economy of Britain, its West Indian possessions and its American colonies, though it came at the horrible expense of enslaving untold numbers of Africans.
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The original of this portrait of Thomas Clarkson by Carl Frederik von Breda hangs in the National Portrait Gallery in London.
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This marker along a road near London commemorates the spot where, in 1785, an anguished Clarkson dismounted his horse, fell to his knees and resolved to commit his life to the antislavery cause.
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Short in stature and in ill health for much of his life, William Wilberforce, the antislavery movement’s best friend in Parliament, is remembered today as a great orator and a towering figure in British history.
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Clarkson's slave ship diagram proved immensely valuable as a visual tool. The image of hundreds of human beings crammed together in unimaginably appalling conditions stirred the conscience of people everywhere.
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The great pottery entrepreneur Josiah Wedgwood, a Clarkson ally, commissioned the creation of this image. "Am I Not A Man And A Brother?" appeared on medallions and plates and in many other media to powerful effect.