What is the birthdate of this British political activist and leader of the British suffragette movement who helped women win the right to vote and who tightly controlled the membership and policies of Women's Social and Political Union?
Women's Social and Political Union: The Women's Social and Political Union (WSPU) was the leading militant organisation campaigning for Women's suffrage in the United Kingdom, 1903–1917. Women's Social and Political Union:  Its membership and policies were tightly controlled by Emmeline Pankhurst and her daughters Christabel and Sylvia (although Sylvia was eventually expelled). Emmeline Pankhurst: Emmeline Pankhurst (née Goulden; 15 July 1858 – 14 June 1928) was a British political activist and leader of the British suffragette movement who helped women win the right to vote.
15 July 1858