SECTION II
Rights, Duties and Guarantees
Chapter I
Article 17.
In the event of unlawful detention, the interested party or any other person may apply to the competent Judge for a writ of "habeas corpus" to the end that the detaining authority shall immediately explain and justify the legal grounds for such detention, the decision of the aforementioned Judge being final.
Rights during trial - informed promptly and in detail of charges
EDIT.