naural gas, heavy equipment
Sofia is Bulgaria's largest city, with a population of 1,152,556.
China's largest import is electronic equipment. Their second largest import is oil. China is the second richest country in the world.
bg
uranium
Oil
Bulgaria's name comes from the Bulgars, a semi-nomadic Turkic people who settled in the region in the 7th century. The name is derived from the Bulgar language, which means "mixed."
union makes the power
If you mean what is bulgarians religion. They are Christians.
around 7 million
box by Kubrat Pulev
Russia! I think :)
Around 7 300 000 people