<Tr> <Th> Signatories </Th> <Td> Nepal British Empire </Td> </Tr> <Tr> <Th> Languages </Th> <Td> Nepali, English </Td> </Tr> <P> The Nepal--Britain Treaty of 1923 is considered to be one of the most important treaties in the History of Nepal . The treaty was first discussed in 1921 and the final treaty was signed in 1923 December 21 in Singha Durbar . The treaty was the first formal acknowledgement by the British that Nepal as an independent nation had the right to conduct its foreign policy in anyway it seems fit and is considered to be "A great achievement of 25 years of Chandra Shumsher's diplomacy". The treaty was recorded in 1925 in the League of Nations . </P> <P> While the territory of Nepal has been united and fragmented multiple times during the reign of various rulers throughout history, the Expansion of Kingdom, campaign of present - day Nepal was initiated by Prithivi Narayan Shah, who succeeded to the throne of Gorkha after the death of his father Nara Bhupal Shah in 1743 (1799 BS). Nepal, at the time, was divided into more than 50 small principalities . Prithivi Narayan Shah and his successors expanded the territory of the small state of Gorkha into a large kingdom . At its peak, during the time of Prime Minister Bhimsen Thapa, in 1810, the territory of Nepal extended from Sutlej River in the west to Tista River in the east . However, the country of Nepal and its existence was still a mystery in many of the European countries . </P>

When did nepal established diplomatic relation with britain