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
Guru Granth Sahib Guru Granth Sahib Sri Guru Granth Sahib (Punjabi: ਗੁਰੂ ਗ੍ਰੰਥ ਸਾਹਿਬ/ ) was compiled by the tenth religious Guru of Sikhism, regarded by Sikhs as the final, sovereign, and eternal living guru following the lineage of the ten human Sikh gurus of the Sikh religion. Adi Granth, the first rendition, was compiled by the fifth Sikh guru, Guru Arjan. The tenth guru, Guru Gobind Singh, added one shloka, dohra mahala 9 ang, 1429 and all 115 hymns of his father, Guru Tegh Bahadur. This second rendition came to be known as Sri Guru Granth Sahib. After Guru Gobind Singh's death