Tradition: Sikhism
Link: http://www2.hds.harvard.edu/spiritual/multifaith_about.html
Observes the birth of the founder of the Sikh religion in 1469 C.E. The first of the Ten Gurus, Guru Nanak was born in 1469 C.E. An accomplished poet, 974 of his hymns are part of the Guru Granth Sahib.