About Bulgarian :Bulgarian language is belonging to Indo-European languages. It is the official language of Bulgaria. The Bulgarian language is a member of the family of Slavic languages. It has very old written monuments. Nearly 12 million people speaks Bulgarian language in the world. It was the first language that adopted the Cyrillic alphabet. It is also spoken by three Bulgarian kingdoms. The History of Bulgarian can be divided into 3 major periods : 1.Old Bulgarian, 2.Middle Bulgarian, 3.Modern Bulgarian.