events

The Civil Aeronautics Act is signed into law, forming the Civil Aeronautics Authority in the United States.

United States government role in civil aviation

Review of the topic

The Air Commerce Act of 1926 created an Aeronautic Branch of the United States Department of Commerce. Its functions included testing and licensing of pilots, certification of aircraft and investigation of accidents.
Source: Wikipedia (CC BY-SA)

Civil Aeronautics Board

US federal airline regulator, 1939 to 1985

The Civil Aeronautics Board (CAB) was an agency of the federal government of the United States, formed in 1940 from a split of the Civil Aeronautics Authority and abolished in 1985, that regulated aviation services and, until the establishment of the National Transportation…
Source: Wikipedia (CC BY-SA)