Bulgaria also gave the world the Cyrillic script, the second most widely used alphabet in the world, which originated in these two schools in the tenth century AD.
Bulgaria's contribution to humanity continued throughout the nineteenth and twentieth centuries, with individuals such as John Atanasoff — a United States citizen of Bulgarian and British descent, regarded as the co-father of the digital computer.
Dating in Bulgaria is not of the immense size and structure that you will find in countries like Russia or Ukraine.
In 1991, ethnic Bulgarians accounted for 85.3 percent of the population, ethnic Turks represented 8.5 percent, Gypsies 2.6 percent, Macedonians 2.5 percent, and Armenians, Russians, and Greeks each accounted for less than one percent.
The central design features the lion from the Bulgarian coat-of-arms.
The new Bulgarian postage stamps are very similar in design and size to the Russian Imperial postage stamps of the time.
A number of ancient civilizations, including the Thracians, Ancient Greeks, Romans, Ostrogoths, Slavs, Varangians and probably Bulgars, have left their mark on the culture, history and heritage of Bulgaria.
Because of this Bulgarian nation has one of the richest folk heritage in the world.