1951 – Anheuser-Busch of St. Louis builds a new brewery in Newark, starting a trend for expansion of breweries. Two years later the company buys the St. Louis Cardinals.
1954 – Actor Ronald Regan promotes Pabst Blue Ribbon Beer
1959 – Aluminum can introduced by Coors Brewing Company.
1960 – There are 229 active breweries in the United States.
1962 – Pittsburg Brewing introduces the first poptop can. The beer was Iron City.
1965 – Fritz Maytag, of the Maytag appliance family invests in Anchor Brewing Co. in San Francisco. In 1969, he takes over the brewery.
1967 – Meister Brau out of Chicago introduce the first “Lite” beer.
1970 – There are 142 active breweries in the United States.
1977 – The New Albion Brewery will become known as America’s first “Micro Brewery”.
1979 – The Sierra Nevada Brewing Company was established in 1979 and began selling beers in February by homebrewer Ken Grossman and Paul Camusi.
1980 – There are 82 active breweries in the United States.
1982 – Charlie Papazian, homebrewer starts the Great American Beer Festival in Boulder, Colorado.
1982 – Bert Grant opens the first brewpub in the United States in the modern era in Yakima, Washington.
(From Beer Info)