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jan 1, 1970 - Pub. L. 91-517-Developmental Disabilities and Facilities Construction Amendment of 1970; coined the term developmental disabilities to describe the population of individuals who had historically been placed in state institutions.
Added to timeline:
History of special education
By
emeline
12 Aug 2019
0
0
3102
Date:
jan 1, 1970
Now
~ 56 years ago
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