The Libertarian Party of Canada was founded on Saturday, July 7, 1973, by Bruce Evoy of Toronto and seven other people.
Here are the party’s website and Wikipedia article:
https://en.wikipedia.org/wiki/Libertarian_Party_of_Canada
Bruce Evoy, who was well known for his dramatic performances of Patrick Henry and other American patriots at US Libertarian Party conventions, passed away on July 8, 1998, 25 years ago tomorrow, at the age of 75.