site.btaObservances: January 28

The world:

- Data Privacy Day (known in Europe as Data Protection Day) (marked since 2007);

- International Day of Mobilization against Nuclear War (since 1986).

Bulgaria:

- Day of Razgrad (marked since 1993 to celebrate the town's liberation from Ottoman rule in 1878). 

On this date in Bulgarian history:

1925: University of Forestry is established as Department of Silviculture at Faculty of Agronomy of St Kliment Ohridski University of Sofia.

1948: State Higher Theatre School, now National Academy of Theatre and Film Arts, is established.

1992: Bulgaria recognizes independence of Slovenia, Macedonia [now North Macedonia], Croatia, and Bosnia and Herzegovina.

1998: First line of Sofia's underground railway goes into operation.

2000: Act to Ratify the Agreement between Bulgaria and NATO on Bulgaria's participation in KFOR passes.

2004: Parliament ratifies the European Convention on the International Validity of Criminal Judgments.

2008: First surgery in Bulgaria using robotic surgical system - the US-made da Vinci system - is performed by a team of Prof. Grigor Gorchev, rector of Pleven Medical University.

2014: National Assembly's decision to impose moratorium on purchase of land in Bulgaria by foreigners as of January 1, 2020, is declared unconstitutional by Constitutional Court;

2016: Kozloduy Nuclear Power Plant and Russia's Rosatom Service sign contract extending operation period of Unit 6 by up to 60 years. 

2022: First Bulgaria - Mahe Island charter flight departs from Sofia Airport with 175 passengers aboard.