Pedzisa mutsara unotevera: Mutungamiriri wehurumende William Lyon Mackenzie King, achishanda pamwe chete negurukota rake rezvekunze Louis St. Laurent, akabata ukama hwekunze 1945<unk>48 nenzira yokungwarira. Canada yakapa mari kuUnited Kingdom kuti iibatsire kuvakazve; yakasarudzwa kuva nhengo yeUN Security Council; uye yakabatsira kugadzira NATO. Zvisinei, Mackenzie King akaramba kutengeserana kwakasununguka neUnited States, uye akasarudza kusaita basa muUnited States.
Kuendesa ndege kuBerlin. Canada yakanga yabatanidzwa zvikuru muSangano Renyika, zvikurukuru nemhaka yokuti yaigona kuita zvakasiyana neBritain. Yakaita basa rakaderera mukuumbwa kweUnited Nations, pamwe chete neInternational Monetary Fund, pashure pehondo. Yakaita basa rakati kurei muna 1947 mukugadzira General Agreement on Tariffs and Trade.