Professional Air Traffic Controllers Organization (1968)
The Professional Air Traffic Controllers Organization (PATCO) was a United States trade union of air traffic controllers that operated from 1968 until its decertification in 1981 following an illegal labor strike broken by the Reagan administration. In striking, the union violated 5 U.S.C. (Supp.
Source: Wikipedia — Professional Air Traffic Controllers Organization (1968) (CC BY-SA 4.0)