(CNN)- Barbara Bush, the matriarch of a Republican political dynasty and a first lady who elevated the cause of literacy, died Tuesday, a family spokesman said. She was 92.
Only the second woman in American history to have had a husband and a son elected President (Abigail Adams was the first), Bush was seen as a plainspoken public figure who was instantly recognizable with her signature white hair and pearl necklaces and earrings. She became a major political figure as her husband, George H.W. Bush, rose to become vice president and president. After they left the White House, she was a potent spokeswoman for two of her sons -- George W. and Jeb -- as they campaigned for office.
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