Very true. Even under Diefenbaker we were considered the most "progressive" developed nation in the Commonwealth.

If anyone is interested, you can read his diary here:

https://www.bac-lac.gc.ca/eng/discover/politics-government/prime-ministers/william-lyon-mackenzie-king/Pages/diaries-william-lyon-mackenzie-king.aspx

It gives a lot of insight into his life and worldview. It will leave you wondering "what in the hell happened to the Liberals?"