United Kingdom and <a href="https://en.wikipedia.org/wiki/Nepal" id="mwqQ" rel="mw:WikiLink" title="Nepal">Nepal</a> formally sign an agreement of friendship, called the <a href="https://en.wikipedia.org/wiki/Nepal–Britain_Treaty_of_1923" id="mwqg" rel="mw:WikiLink" title="Nepal–Britain Treaty of 1923">Nepal–Britain Treaty of 1923</a>, which superseded the <a href="https://en.wikipedia.org/wiki/Treaty_of_Sugauli" id="mwqw" rel="mw:WikiLink" title="Treaty of Sugauli">Treaty of Sugauli</a> signed in 1816.