John Jacob Astor IV IV was born on July 13, 1864 at his parents' country estate Ferncliff in Rhinebeck, New York. He was the youngest of five children and only son of businessman, collector, and race horse breeder/owner William Backhouse Astor, Jr. and socialite Caroline Webster "Lina" Schermerhorn. His four elder sisters were Emily, Helen, Charlotte, and Caroline ("Carrie"). He was a great-grandson of fur-trader John Jacob Astor and Sarah Cox Todd, whose fortune made the Astor family one of the wealthiest in the United States. Astor's paternal grandfather William Backhouse Astor, Sr. was a prominent real estate businessman. Through his paternal grandmother, Margaret
Nancy Astor, Viscountess Astor Lords. He had enjoyed a promising political career for several years before World War I in the House of Commons; after his father's death, he succeeded to his father's peerage as the 2nd Viscount Astor. He automatically became a member of the House of Lords and consequently had to forfeit his seat of Plymouth Sutton in the House of Commons. With this change, Lady Astor decided to contest the vacant Parliamentary seat. Astor had not been connected with the women's suffrage movement in the British Isles. The first woman elected to the British Parliament, Constance Markievicz, said Lady Astor was