Arthur's Day the brewing company to raise a glass to the memory of Arthur Guinness at 17:59 (5:59 pm), a reference to 1759, the year the Guinness Brewery was established. An 82c stamp of an Arthur Guinness portrait was also released by An Post to commemorate the anniversary. The last Arthur's Day was held in 2013. Guinness cancelling the event in 2014. A new music programme to help emerging artists in Ireland called "Guinness Amplify" was launched to replace the event The event was criticised as a marketing ploy to increase sales of Guinness with Arthur's day, without understanding or appreciation for
International Day for the Preservation of the Ozone Layer International Day for the Preservation of the Ozone Layer September 16 was designated by the United Nations General Assembly as the International Day for the Preservation of the Ozone Layer. This designation had been made on December 19, 2000, in commemoration of the date, in 1987, on which nations signed the Montreal Protocol on Substances that Deplete the Ozone Layer. In 1994, the UN General Assembly proclaimed 16 September the International Day for the Preservation of the Ozone Layer, commemorating the date of the signing, in 1987, of the Montreal Protocol on Substances that Deplete the Ozone Layer. The closure