Premise: (d) to persons of Canadian citizenship who were members of the Privy Council of the United Kingdom, including the Prime Ministers of Canada, the Supreme Court of Canada Chief Justices, and some Cabinet Ministers of Canada, including the Leader of the Government in the Senate 1921-1930, and 1935-1940, the Right Honourable Senator Raoul Dandurand, appointed to the United Kingdom Privy Council in 1941;
Hypothesis: Canada has had female, as well as male prime ministers