Canadian federalism. The Judicial Committee of the Privy Council, in turn, increasingly ruled in favour of the provinces, with a broad interpretation of what constituted local matters. In that regard, it has been estimated that, in its history, the Judicial Committee overturned about half of all appeals from the Supreme Court of Canada, while only overturning about a quarter of all appeals from other Canadian courts. Further reading References 1880s in the environment 1884 in case law Judicial Committee of the Privy Council cases on appeal from Canada 1884 in Canadian case law Canadian federalism case law