Malaysia will observe its 69th Independence Day (Hari Merdeka) on August 31, commemorating the 1957 Malayan Declaration of Independence from British colonial rule. Notably, this declaration predates the establishment of modern Malaysia, which was officially formed on September 16, 1963, following the unification of the Malay Peninsula’s 11 states with British North Borneo (renamed Sabah), Sarawak, and Singapore. Singapore subsequently separated from Malaysia in 1965, becoming an independent city-state after a brief and tense political union.

Despite the 1957 independence date being the more widely recognized national celebration, it primarily reflects the Malay Peninsula’s historical timeline, prompting criticism from residents of Sabah and Sarawak who have argued that their own regional histories receive insufficient recognition. To address such concerns, Malaysia formally designated September 16, known as Malaysia Day (Hari Malaysia), as a second national holiday beginning in 2010. As a result, Malaysia uniquely observes two public holidays marking its independence and nationhood: one honoring the peninsula’s liberation from colonial rule and another commemorating the founding of the federation.

This dual observance reflects broader complexities surrounding the selection of national holidays worldwide. In some cases, such as Malaysia, distinctions exist between the date of territorial independence and the official formation of a nation-state. Other societies have followed different traditions to mark national identity.

For example, in imperial China, the emperor’s birthday functioned as a form of national celebration. The practice originated during the Tang dynasty (618–907), when Emperor Xuanzong established the Qianqiu Jie, or “Thousand Autumns Festival,” in 729. Following a recommendation by court officials, Xuanzong declared that his birthday—the fifth day of the eighth month in the traditional lunar calendar—would be a nationwide festival wishing for his longevity. The event involved three days of public holidays, lavish court banquets, formal official ceremonies, and nationwide festivities.

The celebrations extended beyond the imperial court to local communities throughout the empire, featuring fairs, acrobatics, mass dances, and various traditional entertainments. Later dynasties expanded on this tradition with the Ming and Qing dynasties’ designation of imperial birthdays as Wanshou Jie, or the “Festival of Ten Thousand Longevities,” which became among the most important state holidays alongside Chinese New Year and the winter solstice.

Although these festivals centered on the emperor rather than the nation as an abstract entity, they shared many attributes of modern national holidays, including legally mandated public time off, elaborate official rituals, and popular participation across society.

Malaysia’s example of having two national days alongside the historical precedent of imperial birthday celebrations in China underscores that the selection of dates to commemorate nationhood can vary substantially. National holidays may honor independence from colonial powers, the creation or unification of a country, or, historically, significant figures such as rulers, reflecting diverse meanings of national identity and collective memory.