translate English to French: He affirms that not all local branches of the IHD had been closed at the time of his arrest in May 1997, and that such branches were both closed and opened regularly at that time.
Il affirme que les antennes locales de l'IHD n'étaient pas toutes fermées au moment de son arrestation en mai 1997 et qu'elles étaient à cette époque fermées et rouvertes périodiquement.