FDR's Secret Love

How Roosevelt's lifelong affair might have changed the course of a century.

Sara Roosevelt (left) with FDR and Eleanor, 1920. She was as shocked at the idea of their divorcing as she was at their marrying.

Sara Roosevelt (left) with FDR and Eleanor, 1920. She was as shocked at the idea of their divorcing as she was at their marrying.

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It is a tantalizing question: If Sara had not threatened to cut off her son, if Franklin had divorced Eleanor and remarried, and if indeed FDR's political career had ended, how differently might the history of the 20th century have read?

Adapted from Franklin & Lucy: President Roosevelt, Mrs. Rutherfurd, and the Other Remarkable Women in His Life by Joseph E. Persico. Copyright © 2008 by Joseph E. Persico. Published by Random House Inc.