Ключевые слова: 11s, 2017, anc, autonomy, barcelona, catalan, catalans, catalonia, catalua, civil, claim, concentration, country, crowd, day, democracy, demostration, diada, editorial, estelada, european, flag, flags, free, freedom, group, horizontal, independence, independence flag, independentism, independentist, independentists, la diada, march, million, nation, national, nationalism, news, partakers, peace, people, politics, pro, proindependence, protest, protesting, protests, rally, referendum, secessionists, september 11, spain, street, supporters, symbol, symbolic, yes, young,