Read one of the following articles highlighting historical governmental economic regulations in the years preceding deregulation:
The History of Airline (De)Regulation In The United States/Aeronautics Online (Links to an external site.)
Deregulation: A Watershed Event/Smithsonian Institute (Links to an external site.)
Terminal Sickness/Washington Monthly (Links to an external site.)
Then, review this video that highlights the events that led up to enactment of the Airline Deregulation Act of 1978:
Airline Deregulation: The Document That Transformed The Industry (YouTube/9:53) (Links to an external site.)Links to an external site.