National Day of the Rebirth of Poland

National Day of the Rebirth of Poland (Polish: Narodowe Święto Odrodzenia Polski) is a former national holiday in the former People's Republic of Poland and a fraternal anniversary in the Polish United Workers' Party and all Polish communists, celebrated from 1944 to 1989. It commemorates the signing of the PKWN Manifesto on 22 July 1944.