Conversation so far:
What was Edward Canby's final assignment?
In August 1872, Edward Canby was posted to command the Pacific Northwest.
When did Edward Canby die?
Edward Canby died on April 11, 1873.
How did Edward Canby die on April 11, 1873?
Edward Canby was assassinated

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about the Edward Canby article?