Flag of Guernsey elements of the flag of Guernsey. The flag is not universally supported. Some Guernsey sports fans complain that the flag lacks Guernsey's sporting colour of green or the crest of Guernsey. In the 2000s, a green and white tricolour with the coat of arms of Guernsey in the centre was created by Guernsey sports fans to be used as Guernsey's unofficial sporting flag. At the same time as the flag of Guernsey was adopted, the Royal Warrant also provided for creation of a Guernsey civil ensign. This was created as a British red ensign incorporating the Guernsey gold cross. That
Flag of Switzerland squares until 1889, when its dimensions were officially set. The civil and state ensign of Switzerland, used by Swiss ships, boats and non-governmental bodies, is rectangular in shape and has the more common proportions of 3:2. The Swiss flag is one of only two square sovereign-state flags, the other being the flag of Vatican City. The emblem of the Red Cross is the Swiss flag with switched colours. According to the 2017 flag law (SR 232.21), "The Swiss flag shows a Swiss cross on a square background". Special provisions are made for the naval ensign and for civil aircraft identification.