Reedy Chapel AME Church in Galveston, Texas.

When the Emancipation Proclamation was read in Galveston, Texas, on June 19, 1865, my great-great-great-great-grandparents were there.

In this June 6, 2020, file photo, demonstrators protest near the White House in Washington over the death of George Floyd, a black man who was in police custody in Minneapolis. (AP Photo / Alex Brandon, File)

Friday’s celebrations will be marked from coast to coast with marches and demonstrations of civil disobedience, along with expressions of Black joy in spite of an especially traumatic time for the nation. 

Mayor Lori Lightfoot presides over a virtual Chicago City Council meeting on Wednesday, June 17, 2020.

The Chicago City Council on Wednesday recognized Juneteenth, which commemorates the end of slavery in the United States, but stopped short of making June 19 an official city holiday.

In this June 19, 2018, file photo, Zebiyan Fields, 11, at center, drums alongside more than 20 kids at the front of the Juneteenth parade in Flint, Michigan. (Jake May / The Flint Journal via AP, File)

 A holiday that is spreading across the U.S. and beyond, Juneteenth is considered the oldest known celebration commemorating the ending of slavery in the United States. Here’s a look at the holiday and its history.

A bronze sculpture by Eddie Dixon is one of five sculptures representing the story of Juneteeth at the George Washington Carver Museum in Austin, Texas. (Jennifer M. Rangubphai / Wikimedia Commons)

Next week, a holiday commemorates the abolition of slavery in Confederate states. We discuss Juneteenth and African American history in general.