abolition
//ˌæb.əˈlɪʃ.ən//
Noun
1
The act of officially ending or stopping something, especially a law, system, or practice.
The abolition of slavery was a major turning point in history.
2
The movement to end slavery, particularly in the 18th and 19th centuries.
The abolition movement gained momentum in Britain during the late 18th century.