Newspapers, journals, books, posters, banners

• 1737: Benjamin Lay: Radical Quaker voice for abolition

• 1771: Quaker abolitionist educates, inspires others

• 1798 George Moses Horton: Poet free after 68 years

• 1810: David Ruggles: Marshals support for freedom seekers

• 1816: Unsung heroines play key movement roles

• 1817-1819: Anti-slavery papers are movement pioneers

• 1826: New group fosters Black abolitionist movement

• 1827: Freedom's Journal: The voice of Black abolitionism

• 1829: Walker’s Appeal: A rallying cry for Black Americans

• 1830: David Walker dies; TB listed as cause

• 1831 Flagship anti-slavery paper is launched

• 1832: Black women form female anti-slavery society

• 1832: Regional anti-slavery society birthed in Boston

• 1832: Maria W. Stewart: Militant abolitionist, women's rights champion

• 1833: Lydia Maria Child: Abolitionist and rights advocate

• 1835: Activists foil kidnappers, help fugitives to freedom

• 1835: Abolitionist women run gauntlet of Boston mob

• 1836-1837: Pro-slavery mobs kill abolitionist publishers

• 1837 Wendell Phillips: Powerful voice for abolition

• 1837: Planter's daughters campaign for abolition, women's rights

• 1839-1841: Revolts cast spotlight on illegal slave trade

• 1841: First history of Black people in U.S. published

• 1842: "Under ground rail-road" promoter transports hundreds to freedom

• 1842: Campaign prevents escapee's return to bondage

• 1844: Historian derides notions of White superiority

• 1845: Frances Ellen Watkins: Poet, anti-slavery activist

• 1845: First Douglass memoir is international bestseller

• 1846 "Father" of Underground Railroad helps free 800

• 1847: The North Star: Voice of Black abolitionism debuts

• 1847: Sloop captain carries fugitives to freedom

• 1847: The Crafts: Tireless speakers against slavery after daring escape

• 1850: Nancy Gardner Prince publishes autobiography

• 1850: Martin Delany: Abolitionist leader, champions Black self-reliance

• 1851: Sojourner Truth: Activist for abolition, women's rights, prison reform

• 1852: Uncle Tom's Cabin is praised, vilified

• 1853: Racist screeds promote "White Supremacy"

• 1854: Wisconsin activists help escapees, challenge Fugitive Slave Act

• 1854: Families move to Kansas to help make it a free state

• 1857 "The Weeping Time": Enslaver sells 429 people in two days

• 1859: First novel by African American women published

• 1861: Landscape architect helps persuade Britain to shun Confederacy

• 1861 Pro-slavery sentiments roil Massachusetts town

• 1862 Ida B. Wells: Exposes lynching horrors with the "light of truth"

• 1865: Refugees in Canada start coming home