Ключевые слова: aggression, arms, army, artillery, balkan, battle, blue, bulgaria, bulgarian, cannon, citadel, clouds, defense, dramatic, dusk, europe, european, fortress, freedom, gray, gun, historic, historical, history, liberation, liberty, memorial, monument, mountain, nobody, outdoor, outside, russian, shipka, shipka pass, sundown, symbol, turkish, twilight, victory, war, yoke,