Amnesty
WordNet
noun
(1) The formal act of liberating someone
(2) A warrant granting release from punishment for an offense
(3) A period during which offenders are exempt from punishment
verb
(4) Grant a pardon to (a group of people)
WiktionaryText
Etymology
From amnestia, < ἀμνηστία < ἀ- privative + μνήμη (remembrance, reminiscence): compare with French amnistie, earlier amnestie.