Holla Mahalla, which is sometimes termed as ‘Holla’ is a Sikh festival. Sri Guru Gobind Singh Ji (1666-1708) the tenth prophet-teacher of the Sikhs started Holla Mohalla a kind of March on Chet vadi 1 (the day after the full moon day),

      Bhagat Ravidas Ji (1377-1527) was born to Raghu Ji and Ghurbinia Ji at Seer Goverdhanpur in Varanasi (also known as Banaras), Uttar Pardesh. In his sacred memory, at his birth place Shri Guru Ravidass Janam Asthan Mandir has been established.

Sri Guru Har Rai Sahib (1630-1661) the seventh Guru of the Sikh faith was born on January 16, 1630 at Kiratpur Sahib in District Ropar of Punjab. He was the son of BabaGurditta Ji (1613-1638) and grandson of Sri Guru Hargobind Sahib (1595-1644) the sixth Guru of the Sikh faith. 

Holding a khanda (double-edged sword) in his right hand and his severed head in his left hand Baba Dip Singh Ji (1682-1757) sacrified his life fighting against oppression for the liberation of Sri Harimandar Sahib, Amritsar. 

               Sri Guru Gobind Singh Ji (1666-1708) the Tenth Master of the Sikhs, reverently known as 'Sarbans Danee' i.e. a person who sacrificed his 'sarbans' (whole family) for helping the oppressed and protecting a person's right to profess the religion of his own choice. He was born the only son of Sri Guru Tegh Bahadur Sahib and Mata Gujri Ji on Poh Sudi 7 (23 Poh) Saturday, 1723 Bikrimi i.e. 22 December, 1666 at Patna Sahib, Bihar. 

The martyrdom of Sahibzada Zorawar Singh Ji and Sahibzada Fateh Singh Ji, the two younger sons of Sri Guru Gobind Singh Ji, the Tenth Master of the Sikhs, born to Mata Jito Ji, which took place on December 12, 1705 is an unprecedented event and a major landmark in the history of Sikhs.

 Sri Guru Tegh Bahadur Sahib, the ninth prophet-teacher of the Sikhs was cruelly martyred by beheading him on November 11, 1675 in Chandni Chowk, Delhi under the orders of Emperor Aurangzeb. Besides martyring Sri Guru Tegh Bahadur Sahib, Aurangzeb also passed orders that the whole family of the person who goes near the deceased's body will be annihilated. 

Saradhs also called sharadhs are forbidden in Sikh religion whereas in Hindu religion saradhs are held in memory of the deceased ancestors every year in the month of Asu, the seventh desi month which corresponds to the month of September.

Bhai Ghanaiya Ji also known as Bhai Kanhaiya Ji was born in a Badhavan (Dhamman) Khatri family in Sohdra situated on the bank of Chandarbhaga canal near Wazirabad in Gujaranwala district which now falls in Pakistan.

Sri Guru Har Krishan Sahib (1656-1664) the eighth Guru or prophet teacher of the Sikhs was the younger son of Sri Guru Har Rai Sahib (1630-1661) the seventh Guru of the Sikhs and Mata Sulakkhani Ji. He was born on 7 July, 1656 at Kiratpur Sahib which falls in the present day Ropar district of Punjab. Since his very childhood, he had a religious bent of mind and interests.

This year i.e. in 2018 Shaheed Bhai Taroo Singh Ji's martyrdom day is being observed on July 16 all over the world. 

 Guru on his 423rd Birth Anniversary (June 29) Sri Guru Hargobind Sahib (1595-1644) the Sixth Guru (prophet teacher) of the Sikhs was the only son of Sri Guru Arjan Dev Ji, the Fifth Guru of the Sikhs and Mata Ganga Ji.