Intellectual and developmental disabilities often meet more oppositions than other types of human rights disabilities, largely because if disability was historical viewed as medical model rather than a human rights issues. The concept of social inclusion shifts in the way disability is viewed, a shift from the medical model of disability to a social model of disability. The social model framed disability as a human rights issue, and thus argued that disability rights should be included within the broader set of human rights. People with intellectual and developmental disabilities continue to experience high rates of social isolation. Social inclusion promotes full participation with the community does not necessarily mean people with intellectual developmental disabilities feel integrated within the community or accepted by their peers. It involves making meaningful connections and participation in fulfilling activities for people with intellectual and developmental disabilities. Additional social inclusion remains an important element of well-being for people with intellectual and developmental disabilities. The formation of countless organisations of people with disabilities organizations (OPDs) around the world effectively amplified the voices of persons with intellectual and development disabilities and worked to promote disability as a human rights concern. Collaboration is significant to expand interaction networks with larger civil society organisations and cross disabilities to advocate social inclusion for all. Social inclusion promoting self-reliance by people with intellectual and development with disabilities. The subsequent policies and conventions that came to force as a result promoting inclusion, set the stage for the formation of the inclusion people with intellectual and development with disabilities.