Ключевые слова: 18, 1989, 1990, arch, architecture, berlin, border, brandenburg gate, building, capital, center, chancellor, city, classicism, cold war, confederation, country, culture, democracy, europe, germany, history, journey, landmark, march, monument, nation, neoclassical, peace, people, perspectives, politics, power, president, quadriga, representative, republic, reunification, ronald regan, sightseeing, sovereignty, state, symbol, tourism, travel, triumph, unification, unity, wall,