Ключевые слова: abstract, addict, addiction, brussels, business, certification, commerce, concept, conflict, delivery, dependency, dependent, energy, europe, european, flag, fuel, gas, gasoline, german, germany, gives, government, import, industrial, industry, injection, money, national, nationality, natural, oil, pipeline, rendered, russia, russian, sanction, supplier, supply, trade, transit, tube, ukraine, union, us,