ブルガリア啓蒙と文化の日

世俗的な休日 : Cyril and Methodius were two brothers born in Thessaloniki in the Byzantine Empire in the 9th century, who became missionaries of Christianity in Khazaria and Great Moravia. They both perfected a Slavonic alphabet which is now known as the Cyrillic alphabet in which they translated the liturgy. Cyrillic alphabet is used in Russian, Bulgaria, Serbia & Montenegro.