Career
He participated in the North-West Rebellion of 1885 (notably the Battle of Cut Knife). Described by a contemporary as "brave in all things," he was a skilled warrior, hunter, trapper and (in later life) a powerful shaman. Fine Day"s memories of the North-West Rebellion were published by the Canadian North-West Historical Society in 1926.
David G. Mandelbaum, in the introduction to his extensive study of the Plains Cree cites Fine Day as his principal informant.