1803 – Brownson was an adopted orphan, who was raised by impoverished Rural farmers in Stockbridge, Vermont, and educated himself.
1822 Brownson became a Presbyterian.
1824-1926 – He became a Universalist, becoming ordained and preaching in New York and New England.
1932 – He was ordained Unitarian minister.
1836 – He broke from Unitarianism and founded Society for Christian Union and Progress.
– He founded journal "Boston Quarterly Review".
1844 – He converted to Catholicism.
– He was the founder and editor of journal "Brownson’s Quarterly Review".
1857 – He wrote a memoir, The Convert; or, Leaves from My Experience.
1876 – Orestes Brownson died.