- 25000BC-999: Dynasties begin to assert their power throughout Africa
- 1000-1499: Rise of the Mali Empire and other African kingdoms
- 1500-1599: Slavery established in the New World
- 1600-1699: Growth of Atlantic slave trade
- 1700-1799: Abolitionist movement emerges
- 1800-1809: Great Britain abolishes slave trade
- 1810-1819: American Colonization Society formed
- 1820-1829: Colony for free blacks founded in Liberia
- 1830-1839: Slavery abolished in British Empire
- 1840-1849: Frederick Douglass and Sojourner Truth become active in abolition movement
- 1850-1859: Sectional controversy over slavery in the United States
- 1860-1869: Civil War and abolition of slavery in the United States
- 1870-1879: End of Reconstruction in the United States
- 1880-1889: European powers begin the 'Scramble for Africa'
- 1890-1899: Plessy v. Ferguson ruling upholds segregation
- 1900-1909: Black intellectuals form Niagara Movement
- 1910-1919: First World War and Great Migration to northern cities
- 1920-1929: Harlem Renaissance and the Jazz Age
- 1930-1939: Nation of Islam founded and the end of the Harlem Renaissance
- 1940-1949: Second World War
- 1950-1959: School segregation ruled illegal and early campaigns of the Civil Rights Movement
- 1960-1969: Civil Rights Movement
- 1970-1979: Most African countries now independent
- 1980-1989: Birth of hip-hop
- 1990-1999: First multiracial elections in South Africa
- 2000-Now: War on terror
Source: Schomburg Center for Black Studies