Ключевые слова: 2015, agbar, assemblea, assembly, avinguda, barcelona, catalan, catalonia, catalunya, claim, crowd, crowded, cultural, day, demonstration, diada, estelada, europe, european, flag, independence, independencia, lliure, march, meridiana, nacional, national, omnium, parade, partakers, people, persons, political, politics, protest, rally, riot, rioters, secession, senyera, separatism, separatist, september, spain, spanish, supporters, supports, torre, vertical, via,