...om the time of their marriage in Philadelphia in 1794 until his death, June 28, 1836, and survived him until July 2, 1849. She was a long time among the leaders in Washington society. President Madison , seeing that the capital was in danger when victory remained with the British at Bladensburg (q. v.). sent messengers to his wife, advising her to fly to a place of safety. She had already been a...