November 30, 1871 The Toronto, Simcoe & Muskoka Junction Railway opens from Barrie to Orillia ON. CNR will abandon the line in September 1996.
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December 1, 1824 The Montreal “Gazette” prints an editorial calling for the construction of a railway to link Lake Champlain with the St. Lawrence River. This line was eventually built, the Champlain & St. Lawrence (later M&NY, GTR, CN)
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December 1, 1901 The Chicago Kalamazoo & Saginaw completes its Pavilion Branch running southeast from Kalamazoo, connecting with the Grand Trunk at Pavilion. GT (et seq.) will lease this branch for access to Kalamazoo.
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December 1, 2007 Norfolk Southern terminates its Joint Section agreement with Canadian National, initiated between the Wabash and the Grand Trunk in 1898, ending 109 years of operation into Ontario. However, NS and CN cannot come to agreement to handle Fort Erie interchange traffic, and service is allowed to continue under a new temporary agreement.