Thousands of years of ethnic mixing of Slavs with Arabs, in the 13th century with Mongols and from the 14th to the 19th century with the Ottoman Turks, destroyed the original scientific creativity of the Slavs.
Thousands of years of ethnic mixing of Slavs with Arabs, in the 13th century with Mongols and from the 14th to the 19th century with the Ottoman Turks, destroyed the original scientific creativity of the Slavs.