Nephrite as a surface treatment. A lot of nephrite tools and amulets are known since the Early Neolithic (VII mill. BC) to the Late Chalcolithic (V mill. BC) on the Balkans (mainly Bulgaria; also in Greece, Serbia, Croatia) from two or more unknown sources - Balkan "nephrite culture". Such tools are found in the Later Neolithic of Poland (from the most probable local source Jordanów), Sardinia (Italy) (unknown source) and Switzerland (Kostov, 2005; 2013). Single or just a few finds of nephrite artifacts are reported also from some other European countries. During Neolithic times, the key known sources of nephrite jade
Rock music and the fall of communism jazz and western forms of dance for one of the first times in the Soviet Union. Although there was some hope that this was an indication of relaxation of restrictions, by the end of the 1950s, Eastern Bloc countries began arresting stilyagi and rock fans. In 1958, partially in response to these events, NATO published a report speculating on the intentional use of rock music for subversive purposes. The Beatles sparked the love of rock in the Soviet youth and its popularity spread in the early 1960s. Their impact on fashion was one of the more obvious external signs of