Memorial Day of the Prophet Habakkuk
Celebrated on 15 DecemberMemorial Day of the Prophet Habakkuk
Other holidays on 15 December
- Tea Day
- Day of Zamenhof, the creator of Esperanto (Zamenhofa Tago)
- Day of Radio Engineering Troops of the Russian Air Force
- Day of Remembrance for Journalists Who Died While Executing Their Professional Duties in Russia
- Day of Remembrance for the Victims of the “Greek Operation” of the NKVD in Greece
- Underdog Day
- Court Workers Day in Ukraine
- According to the national calendar - Habakkuk Day
- Memorial Day of St. Athanasius of Pechersk
- Memorial Day of the Holy Martyr Myropia of Chios