They were a terrorist organazation and saw the Wtc as a big target to weaken america as well as the pentagon
Generally speaking, the tradition of separate nations takes this for granted and is justified so that people will not question why these nations are separated.
Tradition is the set of cultural goods that is passed on from generation to generation within a community. These are values, customs and manifestations that are preserved by the fact that they are considered valuable in the eyes of society and that are intended to instill new generations.
Tradition, therefore, is something that is inherited and that is part of cultural and social identity. The characteristic art of a social group, namely its music, its dances, its tales and proverbs, is part of what is traditional, like gastronomy.
