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
Jhabal Kalan a Sikh. The whole family became a Sikh at that time. Guru Arjan Dev Ji (1563–1606) was the fifth Sikh Guru prophet. In 1588, both brothers went to Amritsar, then known as Guru Ka Chak, Holy Sikh City and also helped in the construction of the Harmandir Sahib. They preached Sikhism in their territories and soon Jhabal Kalan became a Sikh preaching center during the time of the Fifth Sikh prophet in the 1580s. Their descendants were Mai Bhag Kaur, the granddaughter of Chaudhary Pero Shah daughter of Bhai Mallo Shah and was a famous Sikh warrior during the time