Thomas Clarkson — English Activist born on March 28, 1760, died on September 26, 1846
Thomas Clarkson, was an English abolitionist, and a leading campaigner against the slave trade in the British Empire. He helped found The Society for Effecting the Abolition of the Slave Trade and helped achieve passage of the Slave Trade Act of 1807, which ended British trade in slaves... (wikipedia)