May 9, 1992 - After splitting from the City of Winnipeg, Headingley incorporates as a rural municipality.
May 9, 1931 - The Seven Sisters Generating Station begins operations. It was built by the Winnipeg Electric Company on the Winnipeg River 90 km N.E. of Winnipeg.
May 9, 1936 - Two Antarctic explorers arrive in Winnipeg en route to their
respective home towns. Herbert Hollick-Kenyon and J.H.
Lymburner, were part of flight team that was to circumnavigate and map
the South Pole. Their plane went down in a storm and for seven weeks
were not heard from. Winnipeggers lined the route from City Hall to the
Legislature to catch a glimpse of them. More in this Montreal Gazette article.