Dance History By astarforpoem 1900 Isadora Duncan performs in London 1901 Theodore Roosevelt becomes president of U.S. 1907 Anna Pavlova dances "The Dying Swan" 1909 Howard Taft becomes president 1913 Ballet Russes perform "Rite of Spring" 1915 Denishawn School is founded By Ruth St. Denis and Ted Shawn 1915 Birth of a Nation premieres 1922 Ziegfield Follies incorporate "The Charleston" in their Broadway shows 1924 Indian Reorganization Act 1926 Martha Graham School of Contemporary Dance is founded 1926 Laban notation is created by Rudolf von Laban