National day Day may be celebrated any day between 15 April and 15 May. Another example is Thailand which celebrates the birthday of the king on 28 July. This date will change on the accession of the heir to the throne. Most national days can be categorized in two large blocks: Denmark and the United Kingdom are among the few countries that do not have designated national days (though Constitution Day has many of the same features of a national day in Denmark's case). Importance attached to the national day as well as the degree to which it is celebrated vary greatly
National Day of the Republic of China December 1949. The National Day is now mainly celebrated in ROC-controlled Taiwan, but is also celebrated by some overseas Chinese. During the establishment of the ROC, Taiwan was under Japanese rule, which began in 1895. In 1945, after surrender of the Empire of Japan in World War II, Taiwan was placed under the control of the ROC. In Taiwan, the official celebration begins with the raising of the flag of the Republic of China in front of the Presidential Building, along with a public singing of the National Anthem of the Republic of China. It is then followed by celebrations