On 4th November, Guru Nanak Gurpurab, also known as Guru Nanak's Prakash Utsav, celebrates the birth of the first Sikh Guru, Guru Nanak.This is one of the most sacred festivals in Sikhi. Guru Nanak, the founder of Sikhism, was born on Vaisakhi Day, April 15, 1469. in Rai-Bhoi-di Talwandi in the present Shekhupura District. . . . .