Examlex
Any variable that is measured over time in sequential order is called a time series.
Family Separation
The practice of dividing families through various means such as incarceration, immigration policies, or foster care, often leading to significant psychological distress.
Underground Railroad
A secret network of routes and safe houses used in the 19th century to help enslaved African Americans escape to free states and Canada.
Harriet Tubman
An African American abolitionist, humanitarian, and during the American Civil War, a Union spy, renowned for her role in the Underground Railroad, leading enslaved people to freedom.
Free States
Refers to U.S. states that had abolished slavery before or by the end of the American Civil War.
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