Russian mafia

Russian organized crime or Russian mafia sometimes referred to as Bratva (“brotherhood”), is a collective of various organized crime elements originating in the former Soviet Union. The acronym OPG is Organized Criminal (Prestupnaya in Russian) Group, used to refer to any of the Russian mafia groups, sometimes modified with a specific name, e.g. Orekhovskaya OPG. Sometimes the initialism is translated and OCG is used.