Answer:
After the war ended in 1865, Barton worked for the War Department, helping to either reunite missing soldiers and their families or find out more about those who were missing. She also became a lecturer and crowds of people came to hear her talk about her war experiences.
Explanation:
The Articles of Confederation were replaced by the US Constitution because the federal government had almost no power. Since the federal government had almost no power, very few new laws were passed and the US could not raise a strong army to put down Shay's Rebellion.
When creating the Articles of Confederation, framers feared giving the central (aka federal) government too much power. This was based on America's experience with a "tyrannical" central government when they were under British rule. This is why the Articles of Confederation does not give the federal government the right to tax and needs 13 out of 13 states in order to add an amendment.