<prompt> Ntoa ea I ea Lefatše e nkile nako e kae?nan  <response>: Instruction in English: How long did World War I last? . Response in English: World War I lasted for 4 years, from July 28, 1914 to November 11, 1918. . Response in Sesotho: Ntoa ea I ea Lefatše e ile ea nka lilemo tse 4, ho tloha ka la 28 July, 1914 ho ea ho la 11 November, 1918. 