National Independence Day (Poland) Marshal Józef Piłsudski assumed control of Poland. It was a day of military ceremony since 1920. The holiday was constituted in 1937 and was celebrated only twice before World War II. After the war, the communist authorities of the People's Republic removed Independence Day from the calendar, though reclamation of independence continued to be celebrated informally on 11 November. The holiday was officially replaced by the National Day of Poland's Revival as Poland's National Day, celebrated on 22 July anniversary of the communist PKWN Manifesto under Joseph Stalin. In particular, during the 1980s, in many cities, including Warsaw, informal marches
Mother's Day efforts of their mothers. In Panama, Mother's Day is celebrated on 8 December, the same day as the Feast of the Immaculate Conception. This date was suggested in 1930 by the wife of Panama's President Florencio Harmodio Arosemena. 8 December was adopted as Mother's Day under Law 69, which was passed the same year. According to another account, in 1924 the Rotary Club of Panama asked that Mother's Day be celebrated on 11 May. Politician Aníbal D. Ríos changed the proposal so that the celebration would be held on 8 December. He then established Mother's Day as a national holiday