St. Martin's Day calendar. It remains popular today, especially among young people and the rural population. Martinmas celebrates the end of the agrarian year and the beginning of the winter period. Among Estonians, Martinmas also marks the end of the period of All Souls, as well as the autumn period in the Estonian popular calendar when the souls of ancestors were worshiped, a period that lasted from November 1 to Martinmas (November 11). On this day children disguise themselves as men and go from door to door, singing songs and telling jokes to receive sweets. In Southern Estonia, November is called "Märtekuu" after
Europe Day in particular has gone beyond celebrating just the day, since 1995 extending the observance to an entire "Europe Week" ("") centered on 9 May. In Poland, the , a Polish organisation advocating European integration established in 1991, first organised its Warsaw "" on Europe Day 1999, at the time advocating the accession of Poland to the EU. Observance of 9 May as "Europe Day" was reported "across Europe" as of 2008. The EU's choice of the date of foundation of the European Coal and Steel Community rather than that of the EU itself established a narrative in which Schuman's speech,