Ключевые слова: 54359, american, british, canada, canadian, classroom, collaboration, cooperation, debate, delegation, development, dhai, diplomacy, discussion, education, flag, flags, future, global citizens, global issues, group, holding, international, key, leaders, learning, model, peace, phototag, politics, relations, school, simulation, society, teenagers, teens, un model, understanding, united kingdom, united states, world, youth,