Examlex
The long-term carbon cycle involves the movement of carbon into and out of the biosphere.
Free Blacks
African Americans who were not enslaved, living primarily in the North and parts of the South before the Civil War.
Era
A period marked by distinctive character, events, or circumstances.
Black Women
Women of African descent, who have historically faced intersecting forms of discrimination and oppression but have also been at the forefront of various forms of social, cultural, and political leadership.
Philadelphia
A historic city in the United States known for its rich history, including being the site of major events like the signing of the Declaration of Independence and the Constitution.
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