A/HRC/31/40 (a) To take all measures necessary to ensure that the rights of persons deprived of liberty are respected, including by ensuring effective, independent, impartial, thorough and transparent investigations into allegations of torture and illtreatment, and ensure that perpetrators are brought to justice and that victims have access to an effective remedy; (b) assembly. End unlawful restrictions on freedoms of expression and peaceful 84. In Gaza, the authorities and Palestinian armed groups should respect international humanitarian law, particularly the principles of distinction, proportionality and precaution, and ensure accountability for all violations. 18