 The CGT became increasingly concentrated in the industrial centers Lisbon/Setúbal/Barreiro, Porto/Braga, and Covilhã.At the same time, actions by the union lost in efficiency, its structure became increasingly hierarchical, and repression by the state and business became more commonplace.Likewise, the circulation of "A Batalha" sank from 25,000 in 1919/1920 to 10,000 in 1925.