May 1, 1915 — Canadian Government Railways are formed to operate the Intercolonial and the National Transcontinental Railways.

May 2, 1917 — The Drayton-Ackworth Report recommends government consolidation of major railways. May 2, 1960 — First CN passenger train carries piggyback highway trailers (Saint John to Moncton). May 2, 1999 — Central Manitoba Railway takes over former CN Pine Falls subdivisions.

May 3, 1998 — RaiLink-MacKenzie Northern takes over CN line from Smith, AB to Hay River, NWT.

May 5, 1929 — CN demonstrates perfect telephone service from a moving train. May 5, 1995 — Official opening of the CN tunnel between Sarnia and Port Huron (double-stack capable).

May 6, 1912 — Body of Grand Trunk President C.M. Hays (Titanic victim) returned to Halifax and transported to Montreal.

May 11, 1961 — CN installs Canada’s first hot axle box detector near Coteau, QC.

May 12, 1958 — Partial strike by CP Railway firemen begins (ends within days).

May 14, 1955 — Causeway completed across the Strait of Canso, linking Cape Breton Island by rail.