About 2,000 right-wing extremists shouted slogans and carried torches through Sofia in the annual march honouring Nazi collaborator Hristo Lukov.
The Great Synagogue in the centre Sofia was attacked by a 35-year-old man who threw stones at the synagogue and smashed the building's windows.
The Organisation of Jews in Bulgaria “Shalom” said that it found it unacceptable that the country’s Ministry of Defence planned to confer honours on retired colonel Dyanko Markov.
Bulgarian Jewish organisations held discussions on co-operation in the fight against antisemitism and hate speech.
A plaque has been unveiled in the port of Varna honouring the people of the city and the Bulgarian sailors who transported Jews to the Holy Land between 1934 and 1951.
Bulgarian Prime Minister Boiko Borissov and his Ukrainian counterpart Volodymyr Groysman opened a square and unveiled a memorial in honour of Righteous Among the Nations Dimitar Peshev.