Answer:
segregation
poll taxes
intimidation and violence by white supremacist groups
court rulings that upheld “separate but equal” policies
Slavery was a big part of life in those times when Washington said this. What I think he was referring to by the "wrongs" is slavery and the harsh ways black people were treated.
Explanation:
They desire to see no territorial changes that do not accord with the freely expressed wishes of the peoples concerned.
they wish to see sovereign rights and self-government restored to those who have been forcibly deprived of them.
For plato users
A.
Butt cheeks