Ключевые слова: 2019, american, arctic, arctic ocean, business, closed, communication, concept, conflict, connection, connective, cooperation, country, curtain, danger, domination, fight, finance, flag, government, ice, ice drift, iceberg, international, iron curtain, korea, limited, military, nation, north, oil production, opposition, paint, partnership, peace, politic, power, problem, protest, red, reserves, ruler, shape, shelf, states, symbol, truce, world,