Conversation so far:
What happened during James Buchanan's final years?
Buchanan spent most of his remaining years defending himself from public blame for the Civil War.
Was he successful?
The Senate proposed a resolution of condemnation which ultimately failed.
What else happened?
".
He began receiving angry and threatening letters daily, and stores displayed Buchanan's likeness with the eyes inked red.
Is there anything else significant during his final years?
Initially so disturbed by the attacks that he fell ill and depressed.

Question: What else happened?
Self-contained rewrite: Aside from James Buchanan falling ill and becoming depressed, what else happened?