Sikhism achieved a series of military victories and created a Sikh Empire in 1799. The Sikh empire had its capital in Lahore, spread over almost comprising what is now northwestern Indian subcontinent. The Sikh Empire entered into a treaty with the colonial British powers, with each side recognizing Sutlej River as the line of control and agreeing not to invade the other side. Ranjit Singh's most lasting legacy was the restoration and expansion of the Harmandir Sahib, most revered Gurudwara of the Sikhs, with marble and gold, from which the popular name of the "Golden Temple" is derived. After the death
Sikh holocaust of 1762 not lay his hands on the elusive bands of Sikhs, he determined to attack their holy city Amritsar, The Harimandir Sahib was blown up and the surrounding pool filled with the entrails of slaughtered cows. Hearing of this event Baba Deep Singh, an elderly scholar of the Sikhs living at Damdama Sahib, south of Amritsar, was stirred to action. As leader of one of the Sikh divisions entrusted with the care of the temple he felt responsible for the damage that had been done to it and announced his intention of rebuilding the Harmandir Sahib. He set out his forces