State Mutual Life Assurance Company becomes the first company to offer life insurance to nonsmokers at discounted rates. 1966 Health warning label appears on all cigarette packages. 1967 Report of the Surgeon General concludes smoking is the principal cause of lung cancer. Stations broadcasting cigarette commercials must donate air time to smoking prevention messages. 1971 Surgeon General proposes a government ban on smoking in public places.
Cigarette advertising ends on radio and television.
Airing of smoking prevention messages required by the Fairness Doctrine also ends. Cigarette manufacturers' voluntary agreement to list tar and nicotine yield in all advertising becomes effective. Congress enacts Little Cigar Act of 1973, banning little cigar ads from television and radio. Civil Aeronautics Board requires no-smoking sections on all commercial airline flights. Minnesota enacts the first comprehensive clean indoor air act, which restricts smoking in most buildings open to the public.