holidays
Earliest day on which Shrove Monday can fall, while March 8 is the latest; celebrated on Monday before Ash Wednesday (Christianity), and its related observances: Rosenmontag (Germany)
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Rosenmontag
German day during carnival
Rosenmontag is the highlight of the German Karneval (carnival), and takes place on the Shrove Monday before Ash Wednesday, the beginning of Lent. Mardi Gras, though celebrated on Fat Tuesday, is a similar event. Rosenmontag is celebrated in German-speaking countries, including…Source: Wikipedia (CC BY-SA)