Juneteenth

[Luis Fok]

June 19th, the day when people in some American states celebrate the ending of slavery (= the system of buying and selling people, especially people taken from Africa, as the property of another person and forcing them to work for that person) :

[Dorothey Allen]

A holiday celebrated on June 19 to commemorate the emancipation of enslaved people in the US. The holiday was first celebrated in Texas, where on that date in 1865, in the aftermath of the Civil War, enslaved people were declared free under the terms of the 1862 Emancipation Proclamation.