Kaysone Phomvihane (December 13, 1920 - November 21, 1992) was the leader of the Lao People's Revolutionary Party from 1955. He served as the first Prime Minister of the Lao People's Democratic Republic from 1975 to 1991 and then as President from 1991 until his death in 1992. Socialist realism is a style of realistic art which was developed in the Soviet Union and became a dominant style in other communist countries. Socialist realism is a teleologically-oriented style having its purpose the furtherance of the goals of socialism and communism. Although related, it should not be confused with social realism, a type of art that realistically depicts subjects of social concern. Unlike social realism, socialist realism often glorifies the roles of the poor.