Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The American Highway Users Alliance, is USA a non-profit advocacy group representing many businesses in the automotive and road construction sector. The organization, which was founded by General Motors and others in 1932, merged with the Automotive Safety Foundation and Auto Industries Highway Safety Committee in 1970. It lobbies for sustained investment in the highway system and claims to have been "instrumental in the passage of virtually all major highway and traffic safety legislation over the past 75 years".