How Jessie & John Frémont reshaped America and helped lead to Civil War

In 1864, one of the most famous people in the United States became the Republican presidential nominee, but his name has since been largely forgotten. Steve Inskeep, host of NPR’s Morning Edition, spoke to CBSN’s Tanya Rivero about his new book, “Imperfect Union: How Jessie and John Frémont Mapped the West, Invented Celebrity, and Helped Cause the Civil War.” Source