The Cyrillic alphabet is currently used exclusively or as one of several alphabets for more than 50 languages, such as Bulgarian, Russian and Ukrainian, according to Encyclopedia Britannica.

SOFIA, May 24 (Xinhua) -- Bulgarians on Friday celebrated the Day of Bulgarian education, culture and the creation of the Slavonic alphabet in a national festival, also known as Alphabet Day.

AMMAN — On Friday, in the Embassy of the Republic of Bulgaria in Jordan, one of the brightest Bulgarian holidays was celebrated — the Day of the Holy Brothers Cyril and Methodius and the Bulgarian ...

The Bulgarians in Melbourne also celebrated the Day of Bulgarian Education and Culture and the Slavic alphabet with a church service in the Bulgarian church, named after the holy brothers Cyril ...