Although the Emancipation Proclamation was put into effect in 1863, the last enslaved people would not get word of their freedom until June 19,1865, in Galveston, Taxes, today, Juneteenth is the oldest nationally celebrated commemoration of the ending of slavery in the United States and it's now a federal holiday with President Joe Biden signing the Juneteenth National in dependence Day Act. The great world President more power to your Government.