Independence Day (Azerbaijani: Müstəqillik Günü) honors the date on which the Azerbaijan Democratic Republic (ADR) was founded as the first secular democratic state in the Muslim East: 28 May 1918. Since 1990, Republic Day is celebrated as a national holiday in Azerbaijan.[1]
Until 2021, it was marked as Republic Day. In October 2021, it was renamed and became Independence Day.[2][3]