Conversation so far:
What did James Buchanan do in his final years?
James Buchanan spent most of his remaining years defending his actions leading up to the Civil War, which was even referred to by some as Buchanan's War.
How did defending his actions leading up to the Civil War effect James Buchanan in his final years?
James Buchanan became distraught by the vitriolic attacks levied towards him, and fell sick and depressed.

Question: What was the response to his support?
Self-contained rewrite: What was the response to James Buchanan's support of the Union?