Porter was first mentioned in 1721, as a development of the brown beer already being produced across London, and delivered to publicans to age and blend to their customers' tastes; the term had become co… See more

Porter was first brewed in Ireland in 1776, and although Arthur Guinness did not start brewing until 1787, he had phased out all other types of beer from his Guinness Brewery by 1799. Beamish and Crawford and Murphy's B… See more

Porter was being commercially brewed in the United States in the 18th century, especially in New England and Pennsylvania. After the introduction of lagers in the United States in the 1850s, breweries began bre… See more