 Nyorai kupfuurira kweiyi ndima - Kunyange pamberi pokurasikirwa nechikamu chikuru cheuto rehondo reUnited Kingdom muFrance muna 1940 pashure peDunkirk, zvakazivikanwa kuti kugadzirwa kwamatangi muUK pakutanga kwehondo kwakanga kusina kukwana uye kugona muUS kwakatorwa kune zvido zveBritish. Naizvozvo kwakanga kuri madikanwa kuti kana Canada yaizogovera matangi aizofanira kugadzirwa munzvimbo imomo. Muna June 1940 Canadian Pacific Railways Angus Shops muMontreal, sebhizimisi guru bedzi rine simba risina kushandiswa, rakanga rawana chibvumirano chokugadzira 300 matangi eValentine akaiswa zvishoma nokuda kweBritain; izvi zvakateverwa gare gare neimwe ye 488 matangi akazara kuCanada. Zvisinei Valentine aiva chombo chemauto uye Canada yaida chombo chemauto chemauto chemauto ayo akanga achangobva kuumbwa. Pakupedzisira 1420 Valentines dzakagadzirwa neCPR, zhinji dzacho dzakapihwa kuUSSR. Kunyange zvazvo Valentine akashandisa zvikamu zvakagadzirwa neAmerica, kuvimba kwayo nezvikamu zveBritish, zvinetso mukugadzirisa kugadzirwa kwayo kune nzira dzeNorth America, uye zvimwe zvinetso zvakadai sekukanganisa kuwanika kwehutano hwakanaka hweplate yakakonzera kugadzirwa kweValentine. The Canadian Joint Committee on Tank Development yakagumisa, muna September 1940, kuti tangi rayo rokutenderera rinofanira kuva rakavakirwa paUnited States panzvimbo pechirongwa cheBritish. Izvi zvaizokurumidza uye zvaizobvumira kuti ishandise zvinhu zviri kutogadzirwa nokuda kwokugadzirwa kweUnited States. 