For December 1st, the National Day of Romania, the officers of our organization decided to 'have a celebration'. 1st of December is the National Day of Romania since 1990. It celebrates 1st of December 1918, the day when the National Assembly decided in Alba-Iulia, the unification of Transylvania, Banat, Crisana, Satmar and Maramures with the kingdom of Romania.
Same server hosts an English page about the subject.