evidence: Nepalese political parties have a general consensus over the fact that Kalapani in Uttarakhand is part of Nepal’s sovereign territory, said former Nepalese Foreign Minister. However, India rejected this claim. [...] The Kalapani region derives its name from the river Kali. Nepal’s claims to the region is based on this river as it became the marker of the boundary of the kingdom of Nepal following the Treaty of Sugauli signed between the Gurkha rulers of Kathmandu and the East India Company after the Gurkha War/Anglo-Nepal War (1814-16). The treaty was ratified in 1816. [...] - Nepal has published a revised official map incorporating the territory from the Limpiyadhura source of the Kali to Kalapani and Lipulekh pass in the northeast of the triangular region as its territory.