Answer: It can help Us learn how she Supported so many people back then and That She was providing nursing care and emotional care to support everyone like we are today.
Explanation: Barton's experiences in the Civil War and in Europe taught her the necessity of providing nursing care and emotional support as well as supplies after natural disasters, and ensured that the Red Cross was able to care for the health and well-being of the victims as well as helping with food, clothing and shelter.
Hope that helps