The Treaty of Suggouli that established the boundary line of Nepal and colonial India was signed on 2 December 1815 and ratified by 4 March 1816 between the east India company and King of Nepal following the Anglo-Nepalese War of 1814-16. The signatory for Nepal was Raj Guru Gajraj Mishra aided by Chandra shekher Upadhaya the signatory for the Company was Lieutenant Colonel Paris Bradsaw. The treaty called for territorial concessions in which some of the territories controlled by Nepal would be givben to British India, the establishment of a British representative in Kathmandu, and allowed Britain to recruit Gurkhas for military services. A treaty is an agreement under international law entered into by actors in international law, namely soverign states and international organizations. A treaty may also be known as an international areement, protocol, covenant, convention, pact, or exchange of letters, among other terms. Regardless of terminology, all of these forms of agreements are, under international law, equally considered treitory are the some Nepal, also lost the right to employ any European french, or American employee in its service. Before this treaty sereral deployed to french commanders had been train the Nepali army. In the treaty, The Neplaese controlled terrijtory was last 25 years lost including all the territories that th;e king of Nepal had won in warsin the or so such as sikkim in the east, Kumaon, Garhwal in the west. Some of the Mithila lands were restored to Nepal in 1861. So the land of Mithila divided in two part one in Nepal and rest in British India. Some land were restored in 1860 to thank for helping the British to suppress the Indian rebellion of 1857, but the land of Mithila not connect thank for helping to British empire.