The Juneteenth Anchorage Citywide Celebration will be marked with celebrations, guest speakers, picnics and family gatherings. Juneteenth is the oldest nationally celebrated commemoration of the ending of slavery in the United States. It celebrates a point in African American history that changed the direction of our future. It is a time for reflection and rejoicing. It is a time for assessment, self-improvement and for planning the future. JuneteenthAlaska.com.