Since Its creation ln 1950, Birgit Cullberg's ballet ”Miss Julie” has not only become a ballet classic In Sweden but has also become an Integral part of the International ballet repertory with few rivals in terms of popularity, productions and performances among ballets created after 1945. This dissertation discusses the place of the ballet in the choreographer’s development and In the general context of ballet at the time of its creation. ”Miss Julie” Is an exponent of the psychological realist ballet drama that developed during the thirties and forties and its actual model was Roland Petit’s "Carmen”. Its novelty, together with its erotic elements, attracted huge audiences in Sweden. It came to be a turning point In the development of ballet in Sweden, especially as regards the Royal Swedish Ballet. The dissertation shows how a new public came to the art of ballet, how ”Miss Julie” stimulated the development of ballet at the Stockholm Opera and gave an impetus to native creativity and how it revitalized Swedish dance as a whole. The Importance of productions of Cullberg’s ballet in many countries round the world In spurring an Interest In the modem dramatic ballet is also stressed. In conclusion, the ballet’s development over more than forty years is discussed: how Its expressionist roots have gradually faded as it has been performed by classic ballet companies and how great classical dancers such as Erik Bruhn have Influenced the ballet stylistically as well, to some degree, its narrative content.