The Twentieth Canadian Ministry was the first cabinet chaired by Prime Minister Pierre Trudeau. It governed Canada from 20 April 1968 to 4 June 1979, including all of the 28th, 29th, and 30th Canadian Parliaments. The government was formed by the Liberal Party of Canada. Trudeau was also Prime Minister in the Twenty-Second Canadian Ministry.
References
20th Canadian Ministry Wikipedia(Text) CC BY-SA