None. Each day is a re-birth, every day is to be celebrated and utilized toward becoming closer with God. However, traditionally many Sikhs gather in large numbers at local Gurdwaras to observe the following:
– All Gurpurabs (Sikh Guru’s birthdays) are celebrated in Sikh communities and Gurdwaras.
-Vaisakhi, April 14. This was the day the tenth Sikh guru, Guru Gobind Singh, created the Khalsa—the order of the initiated Sikhs and gave Sikhs their unique identity. This is one of the most important dates in Sikh history and is celebrated every year with pride.
-Guru Nanak’s Gurpurab, Nov. 5. The first Sikh Guru, Nanak’s birthday.
-Guru Gobind’s Gurpurab, Jan 5. The tenth Guru, Gobind Singh’s birthday.
-Martyrdom of Guru Arjun Dev, June 16