According to Harvard Business School’s Working Knowledge publication, Walker also pursued both social and political causes. She drew attention to the lives of downtrodden groups across the country, sought to end lynching and campaigned for African-American inclusion in post-World War I peace discussions Walker also worked tirelessly to help others with her money; she started a school in Africa, and made donations to African-American organizations. Despite her prosperity, she still faced discrimination. On one occasion, she paid two times the amount that a white customer paid for a movie ticket. She sued the theater and also vowed to build her own. The Walker Building opened eight years after her death, and the Madame Walker Theatre Center is still thriving today in Indianapolis.Walker’s busy lifestyle led to her death from hypertension on May 25, 1919 . Her daughter A’Lelia Walker Robinson took over her thriving business, and became an important social figure in the Harlem Renaissance. Walker’s great-great-granddaughter, A’Lelia Bundles, has written her ancestor’s biography, “ On Her Own Ground: The Life and Times of Madam C.J. Walker.