What is Juneteenth? Posted on 2022-06-17 by SeeUS The newest US federal holiday, Juneteenth, has been celebrated by African Americans for more than 150 years. The day commemorates the end of slavery in the United States. It was first celebrated on June 19, 1866 … Click to share on Telegram (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Skype (Opens in new window)