24 May Logo

Juxtagram of "Май" containing "24" in it.
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Saints Cyril and Methodius' Day

In Bulgaria it is celebrated on 24 May and is known as the "Bulgarian Education and Culture, and Slavonic Literature Day" (Bulgarian: Ден на българската просвета и култура и на славянската писменост), a national holiday celebrating Bulgarian culture and literature as well as the alphabet.