1802 – Harriet Martineau, born on the 12th of June in Norwich, England. She was an English writer.
1821 – She began to write anonymously for the Monthly Repository, a Unitarian periodical.
1823 – Published Devotional Exercises and Addresses, Prayers and Hymns.
1826 – Her father died, leaving a bare maintenance to his wife and daughters.
1830 – Besides reviewing for the Repository she wrote stories (afterwards collected as Traditions of Palestine), gained in one year three essay-prizes of the Unitarian Association, and eked out her income by needlework.
1831 – She was seeking a publisher for a series of tales designed as Illustrations of Political Economy.
1832 – She moved to London, where she numbered among her acquaintance Henry Hallam, Milman, Thomas Malthus, Monckton, Milnes, Sydney Smith, Bulwer, and later Thomas Carlyle.
1834 – She continued to be occupied with her political economy series and with a supplemental series of Illustrations of Taxation.
1837 – 1838 – Here her open adhesion to the Abolitionist party, then small and very unpopular, gave great offense, which was deepened by the publication, soon after her return, of Society in America and a Retrospect of Western Travel.
1839 – The American books were followed by a novel, Deerbrook, a story of middle-class country life.
– During a visit to the Continent, her health broke down.
1840 – 1844 – Besides a novel, The Hour and the Man, Life in the Sickroom, and the Playfellow, she published a series of tales for children containing some of her most popular work: Settlers at Home, The Peasant and the Prince, Feats on the Fiord.
1844 – She retired to solitary lodgings in Tynemouth, and remained an invalid.
1845 – She published three volumes of Forest and Game Law Tales.
1846 – 1848 – She made a tour with some friends in Egypt, Palestine and Syria, and on her return published Eastern Life, Present and Past.
1849 – At the request of Charles Knight she wrote, The History of the Thirty Years’ Peace, an excellent popular history written from the point of view of a "philosophical Radical", completed in twelve months.
1851 – Edited a volume of Letters on the Laws of Man’s Nature and Development.
1853 – She published a condensed English version of the Phiosophie Positive.
1854 – She was for many years a contributor to the Westminster Review, and was one of the little band of supporters whose pecuniary assistance, prevented its extinction or forced sale.
1876 – Died on the 27th of June due to Heart failure in The Knoll, Ambleside, England.