3. States Parties shall refrain from recruiting any person who has not attained the age of 15 years into their armed forces. In recruiting among those persons who have attained the age of 15 years but who have not attained the age of 18 years, States Parties shall endeavour to give priority to those who are oldest. 4. In accordance with their obligations under international humanitarian law to protect the civilian population in armed conflicts, States Parties shall take all feasible measures to ensure protection and care of children who are affected by an armed conflict. Article 39 States Parties shall take all appropriate measures to promote physical and psychological recovery and social reintegration of a child victim of: any form of neglect, exploitation, or abuse; torture or any other form of cruel, inhuman or degrading treatment or punishment; or armed conflicts. Such recovery and reintegration shall take place in an environment which fosters the health, self-respect and dignity of the child. Article 40 1. States Parties recognize the right of every child alleged as, accused of, or recognized as having infringed the penal law to be treated in a manner consistent with the promotion of the child’s sense of dignity and worth, which reinforces the child’s respect for the human rights and fundamental freedoms of others and which takes into account the child’s age and the desirability of promoting the child’s reintegration and the child’s assuming a constructive role in society. 2. To this end, and having regard to the relevant provisions of international instruments, States Parties shall, in particular, ensure that: (a) No child shall be alleged as, be accused of, or recognized as having infringed the penal law by reason of acts or omissions that were not prohibited by national or international law at the time they were committed; (b) Every child alleged as or accused of having infringed the penal law has at least the following guarantees: 95