Rachel Carson publishes a controversial environmental book in 1962 that leads to the banning of DDT and the establishment of the Environmental Protection Agency.
Rachel Carson publishes “Silent Spring” Read More »
Edwin Smith opens an observatory in 1899 in Gaithersburg to measure the earth’s wobble as part of a six observatory worldwide survey.
A Gaithersburg observatory measures the earth’s wobble. Read More »
Clara Barton, volunteer, goes to the front at Antietam battlefield in 1862, risking her life to treat the wounded with much success. After the War she founds the American Red Cross and settles in Glen Echo.
Clara Barton volunteers as nurse in the Civil War. Read More »
Josiah Henson, born in Port Tobacco, escapes slavery, leads a community and learns to read and write. He becomes the model for the title character in Uncle Tom’s Cabin, a nationally popular anti-slavery story published in 1852.
The original slave cabin can be seen in Henson Park.
“Uncle Tom” is based on a Marylander Read More »
Georgetown College, originally located in MD, arranges sale of 272 enslaved people in 1838 from its Southern MD plantations to Louisiana buyer for $115,000. It is among the largest and best documented slave sales in US history.
Georgetown College sells 272 enslaved individuals from Southern Maryland plantations Read More »
The C&O Canal completes construction on Lock 24 and the Seneca Acqueduct. Working by hand, the workers complete a unique stone aqueduct combined with a lift lock in 1832.
C&O Canal is an engineering marvel Read More »
Pres. James Madison flees the British army. He spends night of August 26, 1814 in Brookeville with strongbox containing entire US treasury. The small Quaker Community of Brookeville is first to be the US Capital for a day.
President Madison flees invading British Army, spends night in Brookeville Read More »
We acknowledge the enduring presence of many American Indian tribes who once lived in Maryland and who now, having lost their lands, live in a diaspora. Read more.
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