William Wilberforce (24 August 175929 July 1833) was an English politician, philanthropist, and a leader of the movement to abolish the slave trade. A native of Kingston upon Hull, Yorkshire, he began his political career in 1780, eventually becoming the independent Member of Parliament for Yorkshire (1784–1812). In 1785, he became an Evangelical Christian, which resulted in major changes to his lifestyle and a lifelong concern for reform.