What is sugauli treaty ?

The Treaty of Sugauli (also spelled Sugowlee, Sagauli, Soogoulee), the treaty that established the boundary line of Nepal, was signed on 2 December 1815 and ratified by 4 March 1816 between the East India Company and Raj Guru Gajaraj Mishra with Chandra Shekhar Upadhaya for Nepal following the Anglo-Nepalese War of

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where is your diagram?

answer; i believe its jutland peninsula and scandinavian peninsula;