Final answer:
The names of the prewar territories mentioned (Colony A and B, Territory X and Y, Region P and Q) are placeholders and do not correspond to specific historical territories without additional context.
Step-by-step explanation:
The prewar territories referred to in the question are not explicitly named as Colony A and Colony B, Territory X and Territory Y, or Region P and Region Q.
For example, after signing the Treaty of Brest-Litovsk, Germany gained control over regions such as Poland and the Baltic states. It's also notable that Germany established most of its colonies in Africa and the Pacific.
The incorrect pairing of a founder with a colony is William Brewster with New Haven, since he was not the founder of that colony.