Question

The purpose of Guru Nanak Dev ji 's life was the welfare of Fill in the blank.

Answer 1

was the welfare of people and Sikhs
hope this answer works

Answer 2

The purpose of Guru Nanak Dev ji 's life was the welfare of people. Nanak was born on 15th April, 1469 at Rāi Bhoi Kī Talvaṇḍī.

Now this place is known as Nakana Sahib in Punjab, Pakistan.

Kalyan Chand Das Bedi (Mehta Kalu) was the Guru Nanak Ji and his mother’s name is Mat Tripta. Nanak was the founder of Sikhism.