 There is no firm evidence that centennials before the 1967 gurpurb were similarly observed.Max Arthur Macauliffe, a prominent 19th-century Sikh scholar, proposed a special celebration in 1899 for the second centennial of the Khalsa's creation, but it did not receive much popular support.The birthday of Guru Nanak, the founder of the Sikh religion, comes in the month of November, but the date varies from year to year according to the lunar Indian calendar.