Mikołajki in Poland
Mikołajki in Poland is held on December 6. On December 6 - on this day Santa Claus gives sweets to children. This event in the first decade of the month december is annual.
Miner's Day in Poland on December 4 (Barbórka);
Martial Law Victims Remembrance Day in Poland on December 13 (Dzień Pamięci Ofiar Stanu Wojennego);
St. Stephen's Day on December 26 (public holiday in Alsace, Austria, Andorra, Catalonia, Croatia, the Czech Republic, Germany, Hong Kong, Italy, Ireland, Luxembourg, Poland, Slovakia and Switzerland);
Second day of Christmas on December 26 (Western Christianity. Public holiday in the Netherlands, Poland, Norway);
Sylwester in Poland on December 31 (In many countries, New Year's Eve is celebrated at evening social gatherings, where many people dance, eat, drink alcoholic beverages, and watch or light fireworks to mark the new year);