Brown ale term "brown ale" was revived at the end of the 19th century when London brewer Mann introduced a beer with that name. However, the style only became widely brewed in the 1920s. The brown ales of this period were considerably stronger than most modern English versions. In 1926, Manns Brown Ale had an original gravity of 1.043 and an ABV of around 4%. Whitbread Double Brown was even stronger, an OG of 1.054 and more than 5% ABV. The introduction of these beers coincided with a big increase in demand for bottled beer in the UK. In the 1930s some
Pale ale hops in the style of APA and use the name "pale ale", was the Sierra Nevada Brewing Company, which brewed the first experimental batch of Sierra Nevada Pale Ale in November 1980, distributing the finished version in March 1981. Anchor Liberty Ale, a 6% abv ale originally brewed by the Anchor Brewing Company as a special in 1975 to commemorate Paul Revere's midnight ride in 1775, which marked the start of the American War of Independence, was seen by Michael Jackson, a writer on beverages, as the first modern American ale. Fritz Maytag, the owner of Anchor, visited British breweries