On December 10, 1923, the Nobel Prize in Literature was awarded to Irish poet and playwright William Butler Isaac, who in his work advocated the realization of Irish national aspirations, believed that all art should be ethnic. Isaac was in fact the leader of New Irish nationalism. On December 10, 1923, he strongly advocated that Irish writers should use the landscape of Ireland, drawing from Irish legends. According to these principles, he wrote his first book, Wasson's wanderings and other poems selected in 1889, and his first major play, Count Keith Thornton. The development of Isaac's poetry can be broken up into two phases. The first phase lasted until 1900, with a theme as a characteristic, like the soul of the water, which was valued in the second stage of his work. He was