A Pan-African flag was raised in front of Buffalo City Hall in recognition of Juneteenth, the annual celebration of the end of slavery in the United States. Although the Emancipation Proclamation was issued by Abraham Lincoln in 1863, the National Museum of African American History & Culture says not all enslaved people were not freed until June 19, 1865, when Union soldiers arrived in Galveston, Texas to enforce it, freeing more than 250,000 African-Americans in Texas. The flag will remain flyi