well as subjects of study in the school systems; • should have included in all primary and secondary school curricula a component on educating children about their rights and responsibilities, as set out under the constitution and national legislation; • should have ensured that free compulsory education for all children is a legal requirement and factual reality; States should reach out to disadvantaged and socially-excluded groups, mostly in rural areas, and vulnerable children, including persons with disabilities, indigenous children and children of ethnic and/or religious minorities; • should have allocated at least 15 per cent of the national budget to health, in line with the Abuja and at least 9 per cent of gross domestic product (GDP) on education, in line with the Dakar budgetary targets. By 2040, the African Union • should have collaborated with educational experts from different States to develop rights-based and gender-sensitive curricula with common features and standards. 49