Flag of Tonga Cross, which had been adopted in 1863. As a result of this finding, the Tongan flag was set at the canton of a red field instead, leading to the present design of the flag. The previous design, nonetheless, remains a national symbol of Tonga. The current flag of Tonga also has some similarities with the flags of Switzerland and Georgia. Flag of Tonga The flag of Tonga consists of a red field with a white canton charged with a red couped cross. Adopted in 1875 after being officially enshrined into the nation's constitution, it has been the flag of the
Saint George's Cross of Switzerland and Denmark). A "vexillum beati Georgii" is mentioned in the Genovese annals for the year 1198, referring to a red flag with a depiction of St George and the dragon. An illumination of this flag is shown in the annals for the year 1227. The Genoese flag with the red cross was used alongside this "George's flag", from at least 1218, and was known as the " insignia cruxata comunis Janue" ("cross ensign of the commune of Janua"). The flag showing the saint himself was the city's principal war flag, but the flag showing the plain cross was