The National Day is each national important holiday, but the name has differently. Many countries are called "the National Day" or "the National Festival", but also has some countries to call "the independent date" or "the independent festival", also some calling "republican date", "republic date", "revolutionary date", "liberation date", "national revival festival", "constitution date" and so on, but also has directly to the country's name adds on "the date", like "the Australian date", "the Pakistani date", some take king's birthday or ascends the base date as the National Day, in case king changes, National Day specific date also along with it replacement.
國慶節是每個國家的重要節日，但名稱有所不同。許多國家叫“國慶節”或“國慶日”，還有一些國家叫“獨立日”或“獨立節”，也有的叫“共和日”、“共和國日”、“革命日”、“解放日”、“國家復興節”、“憲法日”等，還有直接以國名加上“日”的'，如“澳大利亞日”、“巴基斯坦日”，有的則以國王的生日或登基日爲國慶日，如遇國王更替，國慶的具體日期也隨之更換。