Ключевые слова: 21 may, abstract, awareness, background, celebration, colorful, communication, concept, cultural, cultural diversity, cultural diversity day, culture, day, design, development, dialogue, dialogue and development, dialogue and development day, different, diversity, earth, event, festive, freedom, global, greeting card, group, hand, handprint, happening, help, holiday, human, icon, illustration, international, isolated, map, message, partnership, people, person, plan, poster, print, reminder, together, world,