Fast of the Firstborn tends to precipitate contrition in the one who fasts (see Joel, 2:12–18). This is why the Bible requires fasting (lit. self-affliction) on Yom Kippur (Jewish holiday of atonement) (see Leviticus, 23:27,29,32; Numbers, 29:7; Tractate "Yoma", 8:1; ibid. Babylonian Talmud, 81a). Because, according to the Hebrew Bible, hardship and calamitous circumstances can occur as a result of wrongdoing (see, for example, Leviticus 26:14–41), fasting is often undertaken by the community or by individuals to achieve atonement and avert catastrophe (see, for example, Esther 4:3,16; Jonah 3:7). Most of the Talmud's Tractate "Ta'anit" ("Fast[s]") is dedicated to the protocol involved in declaring
International Workers' Day is an official holiday and it is commemorated with parades. 1 May is an official public holiday known as Labour Day. 1 May is an official public holiday known as Agriculture and Labour Day. 1 May is an official holiday, known as "Labour Day" within Honduras. 1 May is a federal holiday. It also commemorates the Cananea Strike of 1906 in the Mexican state of Sonora. 1 May is an official public holiday, known as "Labour Day" within Panama. 1 May is an official public holiday, known as "Labour Day" within Paraguay. 1 May is an official public holiday, known