William Lyon Mackenzie King (1935-1948) and Harry S. Truman (1945-1953)
- October 1946 - President Truman meets with Prime Minister King at the White House in Washington, D.C.:
- Canadian Prime Minister Mackenzie King's Perspective on Harry S.
Prime Minister - President Affairs (Canada-U.S. Relations)
William Lyon Mackenzie King (1935-1948) and Franklin D. Roosevelt (1933-1945)
- First Official Presidential visit to the Dominion of Canada (1936):
- Prime Minister King's vision for Canada prior to and during the Second World War (the Can-US trade agreement, being a supporter of the Allies, as a middle-man for Britain-US, and contributions to the war effort, etc):