In 1942, Great Britain was at the head of the British Empire, the largest Empire in known history.
At it's peak, the empire consisted of nearly 25% of the world's population, a large landmass, unmatched resources and hundreds of millions of subjects.
If the axis were able to control Great Britain, they would quite possibly have complete hegemony over the world.
Mandela and Tambo was a South African law firm established by Nelson Mandela and Oliver Tambo in Johannesburg in late 1952. It was the first "Attorney Firm" in the country to be run by black partners.