The formal act of liberating someone WordNet 3.0 & Open English WordNet

Amnesty is defined as "A pardon extended by the government to a group or class of people, usually for a political offense; the act of a sovereign power officially forgiving certain classes of people who are subject to trial but have not yet been convicted." Wikipedia

Pardon extended by the government to a group or class of persons. Wikipedia Disambiguation

Form of pardon which obliterates all legal remembrance of the offense for a class of people Wikidata

An act of the sovereign power granting a pardon. OmegaWiki

An interjection that indicates that a person doesn't understand and invites the other person to repeat it. OmegaWiki

An act of the sovereign power granting oblivion, or a general pardon, for a past offense, as to subjects concerned in an insurrection. Wiktionary

Act of the sovereign power. Wiktionary (translation)

An order that releases a convicted criminal without further punishment, prevents future punishment, or (in some jurisdictions) removes an offence from a person's criminal record, as if it had never been committed. Wiktionary