Grant, Glenn. "Thermometers Melting"
Divergence: 1916 CE
What if: Canada detained Leon Trotsky in a World War I prison camp for years rather than months after he was taken into custody in Halifax while en route from New York back to Russia.
Summary: A young reporter from a Kansas City newspaper travels to Canada to interview Trotsky and find out his impressions about the sucesses of the Kerenskian government against Lenin's revolutionists. Inadvertently, he assists in Trotsky's escape. Or is it all just fiction?
Published: In Arrowdreams: An Anthology of Alternate Canadas (eds. Mark Shainblum and John Dupuis), q.v.