- The Federals helped abolish slavery during the Civil War.
- The Emancipation Proclamation abolished slavery in the United States.
- Abraham Lincoln abolished slavery in the United States.
- Lincoln:It is difficult to abolish slavery;while,it is much more difficult to pursue love!
- Bolivar had received aid from Haiti and had promised in return to abolish slavery in the areas he liberated.
- William Wilberforce later spent fifty years of his life to abolish slavery in the British Empire.