This year marks the 400th Prakash Purab of the Ninth Sikh Guru, Sri Guru Tegh Bahadur Ji. Sikhism, actually known as Sikhi, has been around for over 550 years. Sri Guru Tegh Bahadur Ji took Prakash (Birth) in 1621 and continued spreading the message of Sri Guru Nanak Dev Ji, the first Sikh Guru.