The British wartime participation was crucial to the success of the United Kingdom's independent nuclear weapons program after the war when the McMahon Act of 1946 temporarily ended American nuclear cooperation.
A participación no proxecto dos británicos durante o tempo de guerra foi crucial para o éxito do programa independente de armas nucleares do Reino Unido trala guerra, cando a Acta McMahon de 1946 finalizou de forma temporal a cooperación nuclear estadounidense.