ABOLITION

'Abolition' is the act of formally repealing an existing practice through statutory legal means, either by making it illegal, or simply no longer allowing it to exist in any form.
Famous things that have been abolished include:

★ slavery; see also: Abolitionism

★ the Soviet Union

★ alcohol; see also: prohibition

★ numerous monarchies
Things that are topics of debate over their possible abolition include:

★ suffering; see also: Abolitionism (bioethics)

★ the death penalty

★ imprisonment

★ speciesism

★ abortion

★ firearms ownership and the Second Amendment to the United States Constitution

★ religion

★ Age of Consent

★ nationalism
A common and usually uncontroversial act of abolition is the abolition of electoral districts during redistricting.