The Age of Reason; Being an Investigation of True and Fabulous Theology is a work by English and American political activist Thomas Paine, arguing for the philosophical position of deism. It follows in the tradition of 18th-century British deism, and challenges institutionalized religion and the legitimacy of the Bible. It was published in three parts in 1794, 1795, and 1807.
Several early copies of The Age of Reason
An oil painting of Thomas Paine by Auguste Millière (1880), after an engraving by William Sharp, after a portrait by George Romney (1792)
A George Cruikshank cartoon attacking Paine; The caption reads: "The Age of Reason; or, the World turned Topsy-turvy exemplified in Tom Paine's Works!"
Thomas Jefferson, often identified as an American deist
Charles Bradlaugh was an English political activist and atheist. He founded the National Secular Society in 1866, 15 years after George Holyoake had coined the term "secularism" in 1851.
Bradlaugh by Spy in Vanity Fair, 1887
Bradlaugh's grave in Brookwood Cemetery, Surrey
Bradlaugh's statue at Abington Square, Northampton