Juneteenth, considered the oldest known celebration commemorating the ending of slavery in the United States, is gaining new prominence this year amid protests for racial justice and the end of police brutality. The holiday was originally celebrated on June 19, the day that Union soldiers in 1865 told enslaved African Americans in Galveston, Texas, that the Civil War had ended and they were free. Celebrations include parades, concerts, and readings of the Emancipation Proclamation. | The Times o