ination against persons with a physical handicap was enacted in 1948 to protect returning veterans from the Second World War who sought employment in the federal Civil Service (Evolution, 1989, p. 290). The meaning of discrimination in relation to physical disabilities was expanded in 1968 with the enactment of the Architectural Barriers Act. This Act mandated that all building construction that was federally-funded and all buildings leased by the federal government be accessible to the physically handicapped. The requirement for accessibility to the physically handicapped was extended to public transport systems receiving federal funding through the Urban Mass Transportation Act in 1970. Similar accessibility requirements were extended to air transportation in 1986 through enactment of the Air Carrier Access Act (Evolution, 1989, p. 290).
The concept of non-discrimination against handicapped children was extend to education in the early-1970s through rulings by the United States Supreme Court (Evolution, 1989, p. 290). These rulings were followed in 1975 b
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